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USPTO Patent Rankings Data through Dec 31, 2025
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Edwin R. Hill — 2 Patents

TETechnicare: 2 patents #21 of 100Top 25%
Chardon, OH: #164 of 361 inventorsTop 50%
Ohio: #30,551 of 73,341 inventorsTop 45%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Edwin R. Hill has been granted 2 US patents while listed as an inventor at Technicare. All of these patents were granted in 1982. Edwin R. Hill ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Edwin R. Hill in Chardon, OH, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4366574 Shadowgraphic slit scanner with video display 1982-12-28
4335307 Radiographic apparatus and method with automatic exposure control Richard Devries 1982-06-15