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

Guangyuan Zhao

ECEfficient Power Conversion: 12 patents #6 of 35Top 20%
Torrance, CA: #207 of 2,137 inventorsTop 10%
California: #50,852 of 386,348 inventorsTop 15%
Overall (All Time): #413,509 of 4,157,543Top 10%
12 Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
10622455 Enhancement-mode GaN transistor with selective and nonselective etch layers for improved uniformity in GaN spacer thickness Jianjun Cao, Robert Beach, Yoganand Saripalli, Zhikai Tang 2020-04-14
10600674 Semiconductor devices with back surface isolation Alexander Lidow, Jianjun Cao, Robert Beach, Johan Tjeerd Strydom, Alana Nakata 2020-03-24
10312131 Semiconductor devices with back surface isolation Alexander Lidow, Jianjun Cao, Robert Beach, Johan Tjeerd Strydom, Alana Nakata 2019-06-04
10312260 GaN transistors with polysilicon layers used for creating additional components Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata, Yanping Ma +8 more 2019-06-04
10096702 Multi-step surface passivation structures and methods for fabricating same Robert Beach, Robert Strittmatter, Chunhua Zhou, Jianjun Cao 2018-10-09
9837438 GaN transistors with polysilicon layers used for creating additional components Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata, Yanping Ma +8 more 2017-12-05
9583480 Integrated circuit with matching threshold voltages and method for making same Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata, Robert Strittmatter +7 more 2017-02-28
9331191 GaN device with reduced output capacitance and process for making same Stephen L. Colino, Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata +9 more 2016-05-03
9214399 Integrated circuit with matching threshold voltages and method for making same Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata, Robert Strittmatter +7 more 2015-12-15
9214461 GaN transistors with polysilicon layers for creating additional components Jianjun Cao, Robert Beach, Alexander Lidow, Alana Nakata, Yanping Ma +8 more 2015-12-15
9214528 Method to fabricate self-aligned isolation in gallium nitride devices and integrated circuits Chunhua Zhou, Jianjun Cao, Alexander Lidow, Robert Beach, Alana Nakata +6 more 2015-12-15
9171911 Isolation structure in gallium nitride devices and integrated circuits Chunhua Zhou, Jianjun Cao, Alexander Lidow, Robert Beach, Alana Nakata +6 more 2015-10-27