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USPTO Patent Rankings Data through Dec 31, 2025
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Dan E. Hisken — 2 Patents

Corning, CA: #7 of 23 inventorsTop 35%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Dan E. Hisken has been granted 2 US patents. The first was granted in 1985 and the most recent in November 1988. Dan E. Hisken ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Dan E. Hisken in Corning, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4786205 Environmental water conservation method and apparatus Ed Stricker 1988-11-22
D281027 Environmental water conservation cistern Ed Stricker 1985-10-15