Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Dov E. Hirsch — 2 Patents

TITencor Instruments: 1 patents #25 of 50Top 50%
Cupertino, CA: #4,084 of 6,989 inventorsTop 60%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Dov E. Hirsch has been granted 2 US patents while listed as an inventor at Tencor Instruments. The first was granted in 1992 and the most recent in September 1993. Dov E. Hirsch ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Dov E. Hirsch in Cupertino, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5248889 Laser apparatus and method for measuring stress in a thin film using multiple wavelengths Ilan Blech 1993-09-28 $1,290,000
5134303 Laser apparatus and method for measuring stress in a thin film using multiple wavelengths Ilan Blech 1992-07-28