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

Stephen Ulbrich — 8 Patents

ITIntegrated Device Technology: 5 patents #128 of 758Top 20%
BUBurr-Brown: 1 patents #54 of 115Top 50%
LMLinfinity Microelectronics: 1 patents #9 of 15Top 60%
Anaheim, CA: #135 of 1,337 inventorsTop 15%
California: #74,834 of 386,348 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Stephen Ulbrich has been granted 8 US patents while listed as an inventor at Integrated Device Technology. The first was granted in 1987 and the most recent in July 2019. Stephen Ulbrich ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Stephen Ulbrich in Anaheim, CA, US.

Patents per Year

Patents granted per year, 1987 to 2019Bar chart with a peak of 2 patents in 2015.peak 21987: 1 patents19871997: 1 patents19972002: 1 patents20022015: 2 patents20152018: 2 patents20182019: 1 patents2019

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10340786 High frequency wireless power rectifier startup circuit design Lijie Zhao, Yue Wang 2019-07-02
9979290 Dual use bootstrap driver 2018-05-22 $14,819,000
9899908 High frequency wireless power rectifier startup circuit design Lijie Zhao, Yue Wang 2018-02-20 $8,660,000
9136764 Apparatuses and system and method for auto-configuration of a power control system Jan Krellner, Kenneth Chung-Yin Kwok 2015-09-15 $26,725,000
9112410 Apparatuses and system having separate power control and timing control of a power control system and related method Jack W. Cornish, Kenneth Chung-Yin Kwok, Jan Krellner 2015-08-18 $24,173,000
6342809 Closed loop circuit switch mode power amplifier 2002-01-29
5592123 Frequency stability bootstrapped current mirror 1997-01-07
4659979 High voltage current source circuit and method Stephen R. Burnham 1987-04-21 $1,281,000