Inventor
GAO YUNZHI
JP14 patents
⚠️ This page may combine multiple inventors who share the name “GAO YUNZHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RIKEN KK
7 patentsUS6972162B2Dec 6, 2005
Solid polymer electrolyte fuel cell unit
RIKEN KK21 citations92
US6551497B1Apr 22, 2003
Measuring NOx concentration
RIKEN KK43 citations92
US6471840B1Oct 29, 2002
Composite sensor
RIKEN KK29 citations92
US6319377B1Nov 20, 2001
Nitrogen oxide sensor
RIKEN KK41 citations92
US6303011B1Oct 16, 2001
Gas sensor
RIKEN KK41 citations92
US6852438B2Feb 8, 2005
Embossed current collector separator for electrochemical fuel cell
RIKEN KK11 citations73
US7759015B2Jul 20, 2010
Separator for fuel cell with austenitic stainless steel substrate
RIKEN KK2 citations61
FACEBOOK INC
5 patentsUS10387910B2Aug 20, 2019
Determining whether to maintain information describing a group of online system users specified by a third-party system based on revenue from content selection based on the group and objectives for presentation of selected content
FACEBOOK INC2 citations69
US11093967B1Aug 17, 2021
Determining whether to maintain information describing a group of online system users specified by a third-party system based on revenue from content selection based on the group and objectives for presentation of selected content
FACEBOOK INC0 citations59
US10430827B2Oct 1, 2019
Maintaining information describing a group of online system users specified by a third-party system
FACEBOOK INC1 citations56
US10402865B2Sep 3, 2019
Determining whether to maintain information describing a group of online system users specified by a third-party system based on revenue from content selection based on the group
FACEBOOK INC0 citations37
US9576058B2Feb 21, 2017
Determining accuracies with which types of user identifying information identify online system users
FACEBOOK INC0 citations35