Jay R. Carr — 2 Patents at Unknown

Jay R. Carr has been granted 2 US patents while listed as an inventor at Unknown. The first was granted in 1985 and the most recent in March 1990. Jay R. Carr ranks #1,709,992 of 4,157,543 US inventors in our database (top 41.1%). Patent records list Jay R. Carr in Pierre, SD, US.

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
4910500	Electronic cattle group system	—	1990-03-20
4503399	Electronic cattle guard	—	1985-03-05

Jay R. Carr — 2 Patents

Issued Patents All Time

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