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Jonathan I. Greenfeld — 2 Patents

UNUnknown: 1 patents #29,356 of 83,584Top 40%
Westlake Village, CA: #267 of 587 inventorsTop 50%
California: #187,151 of 386,348 inventorsTop 50%
Overall (All Time): #1,709,992 of 4,157,543Top 45%
2 Patents All Time
Jonathan I. Greenfeld has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1990 and the most recent in December 1993. Jonathan I. Greenfeld ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jonathan I. Greenfeld in Westlake Village, CA, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5271735 Exterior antimigration refinements for self-cleaning indwelling therapeutic articles Albert R. Greenfeld 1993-12-21
4906238 Exterior antimigration refinements for self-cleaning indwelling therapeutic articles Albert R. Greenfeld 1990-03-06

Frequent Collaborators

Albert R. Greenfeld2 shared

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Yiqi SHI2
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