Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
AL

Alexander Lidow — 42 Patents

ECEfficient Power Conversion: 23 patents #4 of 35Top 15%
IRInternational Rectifier: 19 patents #26 of 432Top 7%
Santa Monica, CA: #82 of 3,628 inventorsTop 3%
California: #10,667 of 386,348 inventorsTop 3%
Overall (All Time): #72,062 of 4,157,543Top 2%
42 Patents All Time
Alexander Lidow has been granted 42 US patents while listed as an inventor at Efficient Power Conversion. The first was granted in 1983 and the most recent in June 2021. Alexander Lidow ranks #72,062 of 4,157,543 US inventors in our database (top 1.7%). Patent records list Alexander Lidow in Santa Monica, CA, US.

Patents per Year

Patents granted per year, 1983 to 2021Bar chart with a peak of 5 patents in 2015.peak 51983: 4 patents19831986: 1 patents1987: 3 patents19871988: 1 patents1990: 1 patents19901991: 1 patents1992: 1 patents19921993: 1 patents1994: 1 patents19941997: 1 patents1998: 1 patents19982011: 2 patents2013: 4 patents20132014: 4 patents2015: 5 patents20152016: 1 patents2017: 4 patents20172019: 3 patents2020: 2 patents20202021: 1 patents2021

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11050339 Integrated circuit with multiple gallium nitride transistor sets David C. Reusch, Jianjun Cao 2021-06-29
10600674 Semiconductor devices with back surface isolation Jianjun Cao, Robert Beach, Johan Tjeerd Strydom, Alana Nakata, Guangyuan Zhao 2020-03-24
10601300 Integrated gallium nitride based DC-DC converter David C. Reusch, Jianjun Cao 2020-03-24
10312335 Gate with self-aligned ledge for enhancement mode GaN transistors Jianjun Cao, Alana Nakata 2019-06-04
10312131 Semiconductor devices with back surface isolation Jianjun Cao, Robert Beach, Johan Tjeerd Strydom, Alana Nakata, Guangyuan Zhao 2019-06-04
10312260 GaN transistors with polysilicon layers used for creating additional components Jianjun Cao, Robert Beach, Alana Nakata, Guangyuan Zhao, Yanping Ma +8 more 2019-06-04
9837438 GaN transistors with polysilicon layers used for creating additional components Jianjun Cao, Robert Beach, Alana Nakata, Guangyuan Zhao, Yanping Ma +8 more 2017-12-05
9748347 Gate with self-aligned ledged for enhancement mode GaN transistors Jianjun Cao, Alana Nakata 2017-08-29
9607876 Semiconductor devices with back surface isolation Jianjun Cao, Robert Beach, Johan Tjeerd Strydom, Alana Nakata, Guang Yuan Zhao 2017-03-28
9583480 Integrated circuit with matching threshold voltages and method for making same Jianjun Cao, Robert Beach, Alana Nakata, Robert Strittmatter, Guangyuan Zhao +7 more 2017-02-28
9331191 GaN device with reduced output capacitance and process for making same Stephen L. Colino, Jianjun Cao, Robert Beach, Alana Nakata, Guangyuan Zhao +9 more 2016-05-03
9214461 GaN transistors with polysilicon layers for creating additional components Jianjun Cao, Robert Beach, Alana Nakata, Guangyuan Zhao, 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, Robert Beach, Alana Nakata, Robert Strittmatter +6 more 2015-12-15
9214399 Integrated circuit with matching threshold voltages and method for making same Jianjun Cao, Robert Beach, Alana Nakata, Robert Strittmatter, Guangyuan Zhao +7 more 2015-12-15
9171911 Isolation structure in gallium nitride devices and integrated circuits Chunhua Zhou, Jianjun Cao, Robert Beach, Alana Nakata, Robert Strittmatter +6 more 2015-10-27
8969918 Enhancement mode gallium nitride transistor with improved gate characteristics Robert Beach, Alana Nakata, Jianjun Cao, Guang Yuan Zhao 2015-03-03
8890168 Enhancement mode GaN HEMT device Robert Beach, Alana Nakata, Jianjun Cao, Guang Yuang Zhao 2014-11-18
8853749 Ion implanted and self aligned gate structure for GaN transistors Jianjun Cao, Robert Beach, Robert Strittmatter, Guang Yuan Zhao, Alana Nakata 2014-10-07
8823012 Enhancement mode GaN HEMT device with gate spacer and method for fabricating the same Robert Beach, Alana Nakata, Jianjun Cao, Guang Yuan Zhao, Robert Strittmatter +1 more 2014-09-02
8785974 Bumped, self-isolated GaN transistor chip with electrically isolated back surface Robert Beach, Alana Nakata, Jianjun Cao 2014-07-22
8436398 Back diffusion suppression structures Robert Beach, Guang Yuan Zhao, Jianjun Cao 2013-05-07
8404508 Enhancement mode GaN HEMT device and method for fabricating the same Robert Beach, Alana Nakata, Jianjun Cao, Guang Yuan Zhao 2013-03-26
8368120 Hybrid semiconductor device having a GaN transistor and a silicon MOSFET Daniel M. Kinzer, Srikant Sridevan 2013-02-05 $2,058,000
8350294 Compensated gate MISFET and method for fabricating the same Robert Beach, Jianjun Cao, Alana Nakata, Guang Yuan Zhao 2013-01-08
8017978 Hybrid semiconductor device Daniel M. Kinzer, Srikant Sridevan 2011-09-13 $1,828,000