Inventor
William Ho Chang
Inventor
Vancouver, WA, US
Overview
Patents· 96 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing16%
H04LTransmission of digital information, e.g. telegraphic communication16%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes14%
H04WWireless communication networks12%
H04NPictorial communication, e.g. television8%
H04MTelephonic communication8%
G06KGraphical data reading6%
G10LSpeech analysis techniques or speech synthesis6%
Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use6%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications2%
PatentTitleYear
10,873,856Printing devices supporting printing over air or printing over a wireless network202010,866,773Information apparatus for playing digital content that is received from a digital content service provided over the internet202010,860,290Mobile information apparatuses that include a digital camera, a touch sensitive screen interface, support for voice activated commands, and a wireless communication chip or chipset supporting IEEE 802.11202010,846,031Software application for a mobile device to wirelessly manage or wirelessly setup an output system or output device for service202010,841,798Information apparatus or client software that wirelessly discovers, within short range, one or more output devices for establishing a wireless connection202010,768,871Wireless output devices or wireless controllers for establishing wireless connectivity and for receiving digital content202010,761,791Wireless printing devices that provide printing services over a network without a need for a client device of the printing device to use, at the client device, a printer specific printer driver202010,740,066Output devices that establish wireless connection with an information apparatus subsequent to having been wirelessly discovered by the information apparatus2020RE048088Methods, devices, or applications for accessing a service provided over the internet for connecting to another user or device, the service data mines transactions and information of its user2020RE048066Services that are provided, at least partly, over the internet for data mining user information202010,642,576Mobile information apparatus that includes wireless communication circuitry for discovery of an output device for outputting digital content at the wirelessly discovered output device202010,606,535Internet based digital content services that provide content upload, content storage, content sharing, and content playlist selection; and smart devices with access to the internet based digital content services202010,592,201Mobile information apparatus supporting mobile payment having security based, at least in part, on device identification number, password or pin code, data encryption, and short physical distance wireless communication202010,592,202Mobile information apparatus supporting mobile payment that includes security based, at least partly, on user pushbutton, user biometrics, data encryption, and short physical distance wireless communication202010,489,096Information apparatus and application for receiving digital content from a digital content service over the internet and for playing at least part of the received digital content at an output device201910,481,847Information apparatus and software applications supporting output of digital content over a network to a registered output device201910,481,846Software applications and information apparatus for printing over air or for printing over a network201910,387,087Output systems or audio output devices that include an interface operable by a user to initiate wireless discovery for establishing wireless connections with mobile devices201910,359,957Integrated circuit device that includes a secure element and a wireless component for transmitting protected data over short range wireless point-to-point communications201910,346,114Digital content services over the internet that transmit or stream protected digital content to mobile devices, display devices, audio output devices, printing devices, televisions, or television controllers201910,303,411Method for capturing, storing, accessing, and outputting digital content201910,261,739System for capturing and outputting digital content over a network that includes the internet201910,162,596Portable electronic device configured to receive voice activated commands and to wirelessly manage or drive an output device201810,152,285Mobile information apparatus that includes voice commands for playing digital content that is received from a digital content service provided over the internet201810,140,071Printers, printer controllers, printer software, or printer firmware for supporting wireless printing or printing over air201810,140,073Wireless devices that establish a wireless connection with a mobile information apparatus by wirelessly detecting, within physical proximity, the mobile information apparatus201810,140,072Sound output system or internet appliance that supports voice activated commands, and that plays audio data received from a service over a network201810,133,527Wireless devices that communicate, via short range wireless communication, with a mobile client device for establishing services of the wireless device with a server over the internet201810,126,991Output systems, information apparatus, or internet appliances supporting voice commands for receiving and for playing selected digital content from a service over a network201810,108,394Output device and method for output without an output driver201810,037,178Wireless output devices or wireless controllers that support wireless device discovery for establishing wireless connectivity20189,971,555Internet based digital content services that provide content upload, content storage, content sharing, content playlist selection, content editing, or content download; and smart phones, information pads, smart televisions and printers with access to the internet based digital content services20189,965,233Digital content services or stores over the internet that transmit or stream protected or encrypted digital content to connected devices and applications that access the digital content services or stores2018RE046637'Apparatus, methods, and systems for data mining user information'20179,841,935'Wireless television or controller wire connectable to a television for receiving and rendering digital content'20179,836,259Televisions, output controllers, or speakers that are setup to wirelessly connect to a network and to receive digital content from a digital content service over the network20179,836,257Mobile information apparatus that includes intelligent wireless display, wireless direct display, or transfer of digital content for playing over air the digital content at smart televisions, television controllers, or audio output devices20179,798,516'Smart phones that support wireless printing of emails over air to a wireless printer in a wireless local area network'20179,389,822'Mobile information apparatus that include support for receiving video digital content over the internet from a service, and for wireless displaying or playing over air at least part of the received video digital content from the mobile information apparatus to televisions, television controllers, display devices, or projection devices'20169,383,956'Smart phones that include touch sensitive screen and supporting voice activated commands for managing or replying to E-mails'20169,298,407'Mobile information apparatus that are configurable to include applications for playing audio digital content received over the internet from subscribed audio digital content service(s)'20169,164,718'Output device and method for output without an output driver'20159,116,723'Communication device or media device for providing phone calling service, internet access service, or digital content service'20159,110,622'Internet-pads that include a digital camera, a touch sensitive screen interface, and support for voice activated commands'20159,092,177'Smart phones that include a digital camera, a touch sensitive screen, support for voice activated commands, and support to at least part of a protocol within IEEE 802.11 standards'20159,069,510'Touch sensitive screen information apparatus that includes close proximity or near distance radio frequency field communication'20159,043,482'Portable communication device for providing phone calling service'20159,042,811'Specification of smart wireless television for rendering digital content'20159,036,181'Wireless printing device for printing digital content received via wireless communication compatible, at least partly, with IEEE 802.11 or Bluetooth'20159,037,088'Smart phone that includes a wireless communication unit compatible with at least one protocol within bluetooth and/or IEEE802.11 standards for wireless transmission of audio digital content from the smart phone to a wireless audio output device for voice output or music playing'20159,015,329'Portable information apparatus that includes touch sensitive screen interface and wireless communication circuitry for selecting an output device on the touch sensitive screen and for wireless transmitting output stream to the selected output device'20159,008,572'Touch sensitive screen information apparatus that includes close proximity or near distance radio frequency field communication'20158,989,064'Wireless controller wire connectable to output devices such as televisions for accessing digital content and for wireless communication with mobile information apparatus'20158,972,610'Portable communication USB device for providing mobile internet access service or for providing other communication services'20158,964,220'Mobile devices supporting wireless synchronization over a wireless Network compatible, at least partly, with IEEE 802.11 standard(s)'20158,711,408'Smart television system having methods or means for accessing paid or subscribed digital content from the internet'20148,705,097'Internet applications and services for rendering digital content'20148,630,000'Essential components for enabling a pervasive wireless digital ecosystem and wireless devices that support the wireless digital ecosystem'20148,595,717'Memory controller that includes support for autorun of software or data'20138,533,352'Method for internet access and for communication'20138,396,977'Method for making phone calls with a portable USB device'20138,332,521'Internet-pad specification, the internet-pad specification may include a touch sensitive screen, a digital camera, a document application, an e-mail application, icons over the touch sensitive screen for user selection, a wireless communication unit for wireless connectivity, a digital content application for playing digital content, and an operating system supporting application programming interface (API)'20128,296,757'Copy protection of software and/or data'20128,285,802'Internet-phone or smart phone with applications for managing and playing digital content, and a mobile device operating system supporting application programming interface'20128,184,324'Mobile information apparatus for wireless search and data transfer'20128,169,649'Mobile device methods for enabling pervasive wireless digital media'2012RE043181'Communication between parties or stations over a network'2012RE042828'Communication between parties over the internet without revealing personal or security information'2011RE042725'Output service over a network'20117,953,818'Output device and system for rendering digital content'20117,944,577'Output controller for mobile and pervasive digital content output'20117,941,541'Wireless data output method for rendering digital content accessed from a mobile information apparatus'20117,908,401'Method and device for wireless communication between computing devices'20117,874,423'Device and method for displaying neckties'2011RE041882'Apparatus, methods and systems for anonymous communication'20107,814,209'Wireless data output method for rendering digital content accessed from a mobile information apparatus'20107,805,720'Autorun for integrated circuit memory component'2010RE041689'Apparatus, methods and systems for anonymous communication'2010RE041532'Apparatus, methods and systems for anonymous communication'2010RE041487'Apparatus, methods and systems for anonymous communication'2010RE041416'Apparatus, methods and systems for anonymous communication'2010RE041123'Apparatus, methods and systems for anonymous communication'20107,609,402'Methods for universal data output'20097,318,086'System for mobile and pervasive output'20087,099,304'Apparatus, methods and systems for anonymous communication'20066,947,995'Mobile and pervasive output server'20056,859,228'Least squares method for color misregistration detection and correction in image data'20056,753,978'Higher order error diffusion of digital halftoning'20046,707,576'Noise modulation error diffusion of digital halftoning'20046,701,009'Method of separated color foreground and background pixel improvement'20046,671,068'Adaptive error diffusion with improved edge and sharpness perception'20036,556,313'Vector method for color misregistration detection in image data'20036,170,226'Capsule filling apparatus'20015,503,810'System for producing herbal concentrate'19965,466,454'Method and apparatus for producing herbal concentrate'19954,950,279'Acupuncture delivery system'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1995–1996Based in Rowland Heights, CA, US· patent location history
2001Based in Taipei, TW· patent location history
2003–2005Patents assigned to SHARP LAB OF AMERICA INC (6)· patent assignee history
2003–2020Based in Vancouver, WA, US· patent location history
2005–2020Patents assigned to FLEXIWORLD TECHNOLOGIES INC (39)· patent assignee history
2011Based in New York, NY, US· patent location history
2012–2018Patents assigned to CHANG WILLIAM HO (25)· patent assignee history
2012–2018Patents assigned to LIU CHRISTINA YING (21)· patent assignee history
2017–2020Patents assigned to FLEXIWORLD TECH INC (34)· patent assignee history
2018Based in Portland, OR, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FLEXIWORLD TECHNOLOGIES INC | 39 | 2005–2020 |
| FLEXIWORLD TECH INC | 34 | 2017–2020 |
| CHANG WILLIAM HOself | 25 | 2012–2018 |
| LIU CHRISTINA YING | 21 | 2012–2018 |
| SHARP LAB OF AMERICA INC | 6 | 2003–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Vancouver, Washington, US | 90 | 2003–2020 |
| Rowland Heights, California, US | 2 | 1995–1996 |
| Portland, OR, US | 1 | 2018 |
| New York, New York, US | 1 | 2011 |
| Taipei, TW | 1 | 2001 |