Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
HC

Hancun Chen

Stryker: 28 patents #43 of 1,405Top 4%
SHStryker European Holdings: 13 patents #3 of 403Top 1%
SLStryker European Operations Limited: 11 patents #10 of 404Top 3%
Boston Scientific Scimed: 10 patents #482 of 3,579Top 15%
PTPraxair Technology: 6 patents #154 of 918Top 20%
SLStryker Nv Operations Limited: 1 patents #34 of 74Top 50%
BABp Corporation North America: 1 patents #351 of 812Top 45%
BLBoston Scientific Limited: 1 patents #278 of 483Top 60%
San Ramon, CA: #65 of 2,140 inventorsTop 4%
California: #9,453 of 386,348 inventorsTop 3%
Overall (All Time): #63,739 of 4,157,543Top 2%
45 Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
9504475 Delivery wire for occlusive device delivery system Jimmy Dao, Richard Murphy 2016-11-29
9480479 Vaso-occlusive device delivery system Richard Murphy, Jimmy Dao, Justin Vo 2016-11-01
9451964 Vaso-occlusive device delivery system Lantao Guo, Richard Murphy 2016-09-27
9314250 Electrical contact for occlusive device delivery system Lantao Guo, Jimmy Dao, Justin Vo, Michael Williams, Richard Murphy 2016-04-19
9186149 Vaso-occlusive device Richard Murphy, Jimmy Dao 2015-11-17
8992563 Delivery wire assembly for occlusive device delivery system 2015-03-31
8911814 Medical device coating configuration and method for improved lubricity and durability 2014-12-16
8551020 Crossing guidewire Horng-Ban Lin, Pu Zhou 2013-10-08
8398671 Electrical contact for occlusive device delivery system Lantao Guo, Jimmy Dao, Justin Vo, Michael Williams, Richard Murphy 2013-03-19
8152742 Crossing guide wire with corrugated shaping ribbon 2012-04-10
8137293 Guidewires including a porous nickel-titanium alloy Pu Zhou, Horng-Ban Lin, James Q. Feng 2012-03-20
8128579 Guidewires with improved fatigue life and methods of making the same Peter Skujins 2012-03-06
7857008 Medical device coating configuration and method for improved lubricity and durability 2010-12-28
7833564 Elongate medical device and method of coating the same Scott Larson, Jason Romanowski, Ryan Messer 2010-11-16
7338624 Ceramic manufacture for a composite ion transport membrane Jack Chen, Weitung Wang 2008-03-04
7229537 Composite oxygen ion transport element Jack Chen, Charles J. Besecker, Earil T. Robinson 2007-06-12
7195794 Method of making an electrolytic cell Weitung Wang 2007-03-27
6858045 Method of manufacturing an electrolytic cell Weitung Wang 2005-02-22
6852204 Wall construction for electrolytic cell Weitung Wang, Jack Chen 2005-02-08
6638575 Plasma sprayed oxygen transport membrane coatings Jack Chen, Ravi Prasad, Glenn Whichard 2003-10-28