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USPTO Patent Rankings Data through Dec 31, 2025
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Igor Kogan — 9 Patents

Applied Materials: 9 patents #1,438 of 7,310Top 20%
San Francisco, CA: #4,981 of 26,999 inventorsTop 20%
California: #67,547 of 386,348 inventorsTop 20%
Overall (All Time): #535,341 of 4,157,543Top 15%
9 Patents All Time
Igor Kogan has been granted 9 US patents while listed as an inventor at Applied Materials. The first was granted in 1998 and the most recent in November 2015. Igor Kogan ranks #535,341 of 4,157,543 US inventors in our database (top 12.9%). Patent records list Igor Kogan in San Francisco, CA, US.

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9177842 Degassing apparatus adapted to process substrates in multiple tiers with second actuator Eric A. Englhardt, Richard Giljum, Jeffrey C. Hudgens, Michael R. Rice, Sushant S. Koshti 2015-11-03 $6,969,000
6929774 Method and apparatus for heating and cooling substrates Ratson Morad, Ho Seon Shin, Robin Cheung 2005-08-16 $29,641,000
6658763 Method for heating and cooling substrates Ratson Morad, Ho Seon Shin, Robin Cheung 2003-12-09 $24,611,000
6477787 Method and apparatus for heating and cooling substrates Ratson Morad, Ho Seon Shin, Robin Cheung 2002-11-12 $68,025,000
6357143 Method and apparatus for heating and cooling substrates Ratson Morad, Ho Seon Shin, Robin Cheung 2002-03-19 $47,426,000
6276072 Method and apparatus for heating and cooling substrates Ratson Morad, Ho Seon Shin, Robin Cheung 2001-08-21 $32,126,000
5885428 Method and apparatus for both mechanically and electrostatically clamping a wafer to a pedestal within a semiconductor wafer processing system 1999-03-23 $25,350,000
5868847 Clamp ring for shielding a substrate during film layer deposition Aihua Chen, Zheng Xu, Howard Grunes, Avi Tepman 1999-02-09 $105,990,000
5810931 High aspect ratio clamp ring Joe Stevens, Howard Grunes 1998-09-22 $14,561,000