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USPTO Patent Rankings Data through Dec 31, 2025
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Robert C. Kostash — 2 Patents

AMAmp: 1 patents #1,099 of 1,383Top 80%
DSDelphax Systems: 1 patents #24 of 47Top 55%
Schreiber, CA: #702 of 2,446 inventorsTop 30%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Robert C. Kostash has been granted 2 US patents while listed as an inventor at Amp. All of these patents were granted in 1991. Robert C. Kostash ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Robert C. Kostash in Schreiber, ON, CA.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5030975 Charge transfer imaging cartridge Robert McCallum, Dale E. Hendrikx 1991-07-09
4997377 Adaptor for computers Kazuhiro Goto, Reid McBain 1991-03-05 $4,035,000