LexDanaLexDanabeta
Inventor

Jianhua Chen

Inventor
Sunnyvale, CA, US

Overview

68→
Patents
1994–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 68 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A61Mprimary
A61MDevices for introducing media into, or onto, the body9%
H01HElectric switches9%
A61LMethods or apparatus for sterilising materials or objects in general9%
Y10TTechnical subjects covered by former us classification9%
B29LIndexing scheme associated with subclass b29c, relating to particular articles7%
B29CShaping or joining of plastics5%
H01CResistors5%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
C08LCompositions of macromolecular compounds3%
PatentTitleYear
10,878,980PPTC material with low percolation threshold for conductive filler202010,777,340PPTC material with mixed conductive filler composition202010,735,740Bit rate control method and device202010,711,114PPTC composition and device having thermal degradation resistance202010,685,766Methods for manufacturing an insulated busbar202010,662,268Catalyst component for olefin polymerization, catalyst, and use thereof2020D0884868Clip-on fan2020D0881605U-shaped pillow202010,559,444Fuse device having phase change material202010,446,345Reflowable thermal fuse201910,446,355Hybrid device structures including negative temperature coefficient/positive temperature coefficient device201910,424,952Bistage temperature device using positive temperature coefficient material201910,325,702Structurally resilient positive temperature coefficient material and method for making same201910,280,279Conductive polymer composition, conductive polymer sheet, electrical device, and their preparation methods201910,208,145Catalyst component for olefin polymerization, and catalyst containing the same201910,199,632Interconnect for battery pack protection201910,186,356Flexible positive temperature coefficient sheet and method for making the same201910,184,017Catalyst component for propene polymerization, preparation method thereof, and catalyst containing the same201910,170,156Systems, devices and methods for video storage201910,026,280Anti-lost notification method and anti-theft device2018D0814686LED party light20189,887,057'Remote activated fuse and circuit'20189,882,311'Electrical switching apparatus and secondary disconnect assembly with error-proofing features therefor'20189,831,054Insulated thermal cut-off device20179,822,196'Catalyst composition for olefin polymerization and application of same'20179,819,102'Electrical switching apparatus and secondary disconnect assembly with contact alignment features therefor'20179,751,960'Catalyst component for olefin polymerization, catalyst, and use thereof'20179,742,134'Electrical switching apparatus and secondary disconnect assembly with cradle assembly alignment and positioning features therefor'20179,620,318'Reflowable circuit protection device'20179,576,762'Electrical switching apparatus and secondary disconnect assembly with error-proofing features therefor'20179,570,261'Electrical switching apparatus and secondary disconnect assembly with contact alignment features therefor'20179,527,801'Process and device for recycling waste acid produced in process of producing zoalene'20169,472,364'Reflowable circuit protection device'20169,431,203'Reflowable circuit protection device'20169,396,889'Electrical switching apparatus and secondary disconnect assembly with cradle assembly alignment and positioning features therefor'20169,343,253'Method of placing a thermal fuse on a panel'20169,328,141'Polypeptides for the treatment or prevention of cancer and uses thereof'20169,156,927'Catalyst component for olefin polymerization reaction and catalyst comprising same'20158,794,271'Electronic dobby-and-jacquard-loom weaving machine and weaving method'20148,774,645'Method and apparatus for controlling bias point of differential quadrature phase shift keying demodulator'20148,743,448'Method and apparatus for determining bias point of modulator'20148,581,686'Electrically activated surface mount thermal fuse'20138,417,470'Safety pulser for fuel dispenser and method for judging fraud activity'20138,289,122'Reflowable thermal fuse'20128,108,006'Method for displaying time on a mobile telephone'20127,700,033'Block copolymer elastomer catheter balloons'20107,618,696'Block copolymer elastomer catheter balloons'2009D0557455'Gas lighter'20077,163,522'Block copolymer elastomer catheter balloons'20077,101,597'Medical devices made from polymer blends containing low melting temperature liquid crystal polymers'20067,026,026'Balloons made from liquid crystal polymer blends'20066,787,095'Process for manufacturing polybutylene terephthalate (PBT) catheter balloons'20046,465,067'Composition and process for manufacturing PBT catheter balloons'20026,406,457'Block copolymer elastomer catheter balloons'20026,362,721'Electrical device and assembly'20026,328,925'Laminate catheter balloons with additive burst strength and methods for preparation of same'20016,284,333'Medical devices made from polymer blends containing low melting temperature liquid crystal polymers'20016,242,063'Balloons made from liquid crystal polymer blends'20016,221,097'Lubricated sleeve material for stent delivery'20016,171,278'Block copolymer elastomer catheter balloons'20016,168,748'Method of balloon formation by cold drawing/necking'20016,146,356'Block copolymer elastomer catheter balloons'20006,124,007'Laminate catheter balloons with additive burst strength and methods for preparation of same'20005,951,941'Block copolymer elastomer catheter balloons'19995,830,182'Block copolymer elastomer catheter balloons'19985,807,520'Method of balloon formation by cold drawing/necking'19985,556,383'Block copolymer elastomer catheter balloons'19965,284,625'Continuous ultrasonic devulcanization of vulcanized elastomers'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2002Based in Brooklyn Park, MN, US· patent location history
1998–2007Patents assigned to SCIMED LIFE SYSTEMS INC (13)· patent assignee history
2000–2010Based in Plymouth, MN, US· patent location history
2002–2020Based in Sunnyvale, CA, US· patent location history
2007–2020Patents assigned to CHEN JIANHUA (12)· patent assignee history
2013–2020Based in Beijing, CN· patent location history
2016–2020Patents assigned to LITTELFUSE INC (16)· patent assignee history
2016–2018Patents assigned to EATON CORP (6)· patent assignee history
2016–2020Based in Jiangsu, CN· patent location history
2017–2020Patents assigned to BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP (5)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
LITTELFUSE INC162016–2020
SCIMED LIFE SYSTEMS INC131998–2007
CHEN JIANHUAself122007–2020
EATON CORP62016–2018
BEIJING RES INST CHEMICAL IND CHINA PETROLEUM & CHEMICAL CORP52017–2020
Locations
LocationPatentsSpan
Sunnyvale, California, US212002–2020
Plymouth, Minnesota, US142000–2010
Beijing, CN72013–2020
Brooklyn Park, Minnesota, US61996–2002
Jiangsu, CN52016–2020