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USPTO Patent Rankings Data through Dec 31, 2025
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Raphael Klein — 5 Patents

HGHydac Process Technology Gmbh: 2 patents #15 of 47Top 35%
Intel: 1 patents #18,326 of 30,777Top 60%
Los Altos, CA: #1,539 of 3,651 inventorsTop 45%
California: #107,996 of 386,348 inventorsTop 30%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Raphael Klein has been granted 5 US patents while listed as an inventor at Hydac Process Technology Gmbh. The first was granted in 1981 and the most recent in March 2022. Raphael Klein ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Raphael Klein in Los Altos, CA, US.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
11266928 Filter device Hans-Juergen Lingen, Stefan Klein, Markus Breinig 2022-03-08
10981092 Filter device Hans-Juergen Lingen, Stefan Klein, Sebastian Hrin 2021-04-20
6673014 Noninvasive methods and apparatuses for measuring the intraocular pressure of a mammal eye Avner Badehi, Arieh Glazer 2004-01-06
4268538 High-pressure, high-temperature gaseous chemical method for silicon oxidation Monte M. Toole 1981-05-19
4247862 Ionization resistant MOS structure 1981-01-27 $5,476,000