Inventor
John Hsieh
Inventor
Cupertino, CA, US
Overview
Patents· 34 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light9%
H04BTransmission9%
G02BOptical elements, systems or apparatus7%
C03BManufacture, shaping, or supplementary processes5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C03CChemical composition of glasses, glazes or vitreous enamels4%
G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes4%
G07FCoin-freed or like apparatus4%
PatentTitleYear
10,802,232Strategic placement of plastic structures for EMI management of transceiver module202010,402,800Image authentication and security system and method201910,359,586Strategic placement of plastic structures for EMI management of transceiver module20198,762,714'Protecting against counterfeit electronics devices'20148,750,711'Optical transceivers with closed-loop digital diagnostics'20148,494,961'Image authentication and security system and method'20138,233,793'Optical transceiver with clock for providing maintenance and lifetime information'20128,000,607'Optical transceivers with closed-loop digital diagnostics'20117,920,788'Optical transceiver with clock for providing maintenance and lifetime information'20117,860,399'Host-independent link validation between optical communications modules'20107,682,090'Integrated focusing and reflecting structure in an optical assembly'20107,386,020'Systems, devices and methods for temperature-based control of laser performance'20087,164,840'Dust cap for fiber optic components'20076,967,320'Methods for maintaining laser performance at extreme temperatures'20056,947,455'Maintaining desirable performance of optical emitters at extreme temperatures'20056,873,632'Techniques for biasing lasers'20056,862,302'Maintaining desirable performance of optical emitters over temperature variations'20056,829,910'Removal of enclosed glass parts after cutting using heating and cooling techniques'20046,795,274'Method for manufacturing a substantially circular substrate by utilizing scribing'20046,664,503'Method for manufacturing a magnetic disk'20036,037,296'Comonomer pretreated bimetallic catalyst for blow molding and film applications'20005,408,015'Mixed chromium catalyst,and alkene and alkyl aluminum hydride-modified ziegler catalyst for multimodal HDPE'19955,330,950'Mixed Ziegler and chromium catalyst and process for preparing a broad molecular weight distribution HDPE'19945,284,613'Producing blown film and blends from bimodal high density high molecular weight film resin using magnesium oxide-supported Ziegler catalyst'19945,096,868'Catalyst composition for polymerizing alpha-olefins and alpha-olefins polymerization therewith'19925,006,506'Modified chromium-containing catalyst composition for polymerizing olefins and method of preparing the catalyst composition'19914,946,914'Modified chromium-containing catalyst composition polymerization process with alpha-olefins'19904,863,886'Magnesium oxide-supported ziegler catalyst modified with acid and higher alkanol, and process for preparing narrow MWD HDPE'19894,816,432'Catalyst composition for polymerizing alpha olefins'19894,801,572'Modified chromium-containing catalyst composition for polymerizing alpha-olefins and method of preparing same'19894,665,140'Process for polymerizing a monomer charge'19874,435,518'Polymerization catalyst'19844,288,578'High efficiency catalyst for high bulk density polyethylene'19814,167,493'High efficiency catalyst for high bulk density polyethylene'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1981Patents assigned to ARCO POLYMERS INC (2)· patent assignee history
1981Based in Lake Charles, LA, US· patent location history
1984–2000Based in Warren, NJ, US· patent location history
1989–2000Patents assigned to MOBIL OIL CORP (9)· patent assignee history
2003–2004Patents assigned to ASAHI GLASS CO LTD (3)· patent assignee history
2003–2004Based in San Jose, CA, US· patent location history
2005–2020Patents assigned to FINISAR CORP (15)· patent assignee history
2005–2020Based in Cupertino, CA, US· patent location history
2012–2014Patents assigned to HSIEH JOHN (4)· patent assignee history
2013–2019Based in Foster City, CA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| FINISAR CORP | 15 | 2005–2020 |
| MOBIL OIL CORP | 9 | 1989–2000 |
| HSIEH JOHNself | 4 | 2012–2014 |
| ASAHI GLASS CO LTD | 3 | 2003–2004 |
| ARCO POLYMERS INC | 2 | 1979–1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cupertino, California, US | 15 | 2005–2020 |
| Warren, New Jersey, US | 12 | 1984–2000 |
| San Jose, California, US | 3 | 2003–2004 |
| Foster City, California, US | 2 | 2013–2019 |
| Lake Charles, LA, US | 1 | 1981 |