Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Philip A. Chatfield — 1 Patent

OLOlin: 1 patents #449 of 783Top 60%
West Haven, CT: #144 of 234 inventorsTop 65%
Connecticut: #21,465 of 34,797 inventorsTop 65%
Overall (All Time): #2,406,284 of 4,157,543Top 60%
1 Patents All Time
Philip A. Chatfield has been granted 1 US patent while listed as an inventor at Olin. All of these patents were granted in 1989. Philip A. Chatfield ranks #2,406,284 of 4,157,543 US inventors in our database (top 57.9%). Patent records list Philip A. Chatfield in West Haven, CT, US.

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
4802730 Optical fiber cables for motor vehicle engine compartment applications Eugene Shapiro 1989-02-07 $7,022,000