Inventor · disambiguated record
Frank R. Piper
Also filed as: PIPER FRANK · PIPER FRANK R
5 granted patents·118 citations·filing 1974–1989
83Inventor score
Files withPENN S WOODS PRODUCTS INC5
Top patents by PatentIndex Score
5 records- 0179US3968592AGame caller having diaphragm means, megaphone and bellowsPENN S WOODS PRODUCTS INC·Filed 1974·Granted Jul 13, 1976·27 cites·7 claims
- 0273US4483097ADiaphragm-type game callerPENN S WOODS PRODUCTS INC·Filed 1982·Granted Nov 20, 1984·30 cites·3 claims
- 0358US4003159AGame callPENN S WOODS PRODUCTS INC·Filed 1976·Granted Jan 18, 1977·18 cites·5 claims
- 0456US4897067ADiaphragh-type game caller with removable spacerPENN S WOODS PRODUCTS INC·Filed 1989·Granted Jan 30, 1990·24 cites·15 claims
- 0548US4955845AGame calling devicePENN S WOODS PRODUCTS INC·Filed 1987·Granted Sep 11, 1990·19 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →