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USPTO Patent Rankings Data through Dec 31, 2025
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Billy C. Leung — 7 Patents

Applied Materials: 6 patents #1,938 of 7,310Top 30%
WJWesley Jessen: 1 patents #14 of 27Top 55%
Sunnyvale, CA: #3,819 of 14,302 inventorsTop 30%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Billy C. Leung has been granted 7 US patents while listed as an inventor at Applied Materials. The first was granted in 2000 and the most recent in February 2017. Billy C. Leung ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Billy C. Leung in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9580956 Methods and apparatus for providing a floating seal for chamber doors David E. Berkstresser, Shinichi Kurita 2017-02-28 $9,499,000
8648977 Methods and apparatus for providing a floating seal having an isolated sealing surface for chamber doors David E. Berkstresser, Shinichi Kurita 2014-02-11 $13,314,000
7834994 Sensors for dynamically detecting substrate breakage and misalignment of a moving substrate William Bagley, Paohuei Lee, Kyung Tae Kim, Sam Kim, Toshio Kiyotake +4 more 2010-11-16 $8,660,000
7641247 End effector assembly for supporting a substrate Wendell T. Blonigan, Takayuki Matsumoto, William N. Sterling 2010-01-05 $23,823,000
7575220 Curved slit valve door Yoshiaki Tanase, Gregory Stephen Lewis, David E. Berkstresser 2009-08-18 $17,494,000
7440091 Sensors for dynamically detecting substrate breakage and misalignment of a moving substrate William Bagley, Paohuei Lee, Kyung Tae Kim, Sam Kim, Toshio Kiyotake +4 more 2008-10-21 $14,890,000
6047082 Automatic lens inspection system Harvey E. Rhody, David Xu 2000-04-04 $629,267,000