Inventor
Kenji Tomizawa
Inventor
Kanagawa, JP
Overview
Patents· 35 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television15%
G11BInformation storage based on relative movement between record carrier and transducer14%
C30BSingle-crystal growth8%
H04LTransmission of digital information, e.g. telegraphic communication8%
G06FElectric digital data processing5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
Y10TTechnical subjects covered by former us classification5%
E05DHinges or suspension devices for doors, windows or wings4%
E05YIndexing scheme associated with subclasses e05d and e05f, relating to construction elements, electric control, power supply, power signal or transmission, user interfaces, mounting or coupling, details, accessories, auxiliary operations not otherwise provided for, application thereof4%
H10DInorganic electric semiconductor devices4%
PatentTitleYear
11,127,361Display device2021D0803660'Hinge'2017D0789172'Hinge'2017RE045120'Digital signal transmission method, digital signal transmission system, digital signal transmitting apparatus and recording medium'2014RE044436'Data transfer apparatus and data transfer method'2013RE043962'Digital signal transmission method, digital signal transmission system, digital signal transmitting apparatus and recording medium'20138,213,557'Filtering apparatus and digital broadcast receiving apparatus'2012RE043377'Data transfer apparatus and data transfer method'2012RE043271'Digital signal transmission method digital signal transmission system, digital signal transmitting apparatus and recording medium'20128,000,396'Filtering apparatus, digital broadcast receiving apparatus and filtering method'20117,953,159'Receiving apparatus and receiving method'20117,947,572'Method of manufacturing a SOI structure having a SiGe layer interposed between the silicon and the insulator'20117,773,638'Transmission device and home server system'20107,741,193'SOI structure having a SiGe layer interposed between the silicon and the insulator'20107,484,271'Device case opening/closing device, and 2-axis hinge device'20097,386,918'Hinge device'20087,246,112'Searching apparatus and searching method'20077,242,856'Data transfer apparatus and data transfer method'20077,239,802'Processing method and processing apparatus for processing a plurality of files stored on storage medium'20077,180,138'SOI structure having a SiGe layer interposed between the silicon and the insulator'20076,788,653'Digital signal transmission method digital signal transmission system, digital signal transmitting apparatus and recording medium'20046,601,269'Hinge Assembly'20036,061,496'System for recording and reproducing karaoke data'20005,970,205'Method and apparatus for performing variable speed reproduction of compressed video data'19995,828,924'Optical detecting device for an image forming apparatus and an image forming apparatus using the same'19985,796,910'Decoder for decoding still picture data and data on which data length of still picture data is recorded, reproducing apparatus for reproducing recording medium, and reproducing method thereof'19985,701,385'Apparatus for replaying a recording medium having means for displaying the contents of the recording medium as graphics images which include a series of intra-pictures'19975,651,087'Decoder for decoding still pictures data and data on which data length of still picture data is recorded reproducing apparatus for reproducing recording medium and reproducing method thereof'19975,594,709'Reproducing device having index search function and access method therefor'19975,091,043'Method for monocrystaline growth of dissociative compound semiconductors'19925,078,830'Method for growing single crystal'19925,074,953'Method for monocrystalline growth of dissociative compound semiconductors'19914,750,969'Method for growing single crystals of dissociative compound semiconductor'19884,704,257'Apparatus for growing single crystals of dissociative compounds'19874,664,742'Method for growing single crystals of dissociative compounds'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–2013Patents assigned to TOMIZAWA KENJI (7)· patent assignee history
1991–1992Based in Omiya, JP· patent location history
1997–2014Patents assigned to SONY CORP (15)· patent assignee history
1997–2014Based in Kanagawa, JP· patent location history
2003–2017Patents assigned to SUGATSUNE KOGYO (5)· patent assignee history
2003–2009Based in Shibayama, JP· patent location history
2007–2021Based in Tokyo, JP· patent location history
2007–2011Based in Noda, JP· patent location history
2010–2012Patents assigned to TOSHIBA KK (4)· patent assignee history
2012–2013Patents assigned to SAKAMOTO ICHIRO (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SONY CORP | 15 | 1997–2014 |
| TOMIZAWA KENJIself | 7 | 1987–2013 |
| SUGATSUNE KOGYO | 5 | 2003–2017 |
| SAKAMOTO ICHIRO | 4 | 2012–2013 |
| TOSHIBA KK | 4 | 2010–2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kanagawa, JP | 15 | 1997–2014 |
| Tokyo, JP | 4 | 2007–2021 |
| Noda, JP | 3 | 2007–2011 |
| Shibayama, JP | 3 | 2003–2009 |
| Omiya, JP | 3 | 1991–1992 |