Inventor · disambiguated record
Roger H. Feikema
Also filed as: FEIKEMA ROGER · FEIKEMA ROGER H
5 granted patents·117 citations·filing 1978–1989
81Inventor score
Top patents by PatentIndex Score
5 records- 0187US4432561ATricycle recumbentFEIKEMA ROGER H·Filed 1982·Granted Feb 21, 1984·70 cites·7 claims
- 0251US4203612AVelocipede having separable frame partsFEIKEMA ROGER H·Filed 1978·Granted May 20, 1980·12 cites·3 claims
- 0349US4966381AAdult tricycleFEIKEMA ROGER H·Filed 1989·Granted Oct 30, 1990·21 cites·2 claims
- 0438US4645011ALawn edger deviceFEIKEMA ROGER·Filed 1985·Granted Feb 24, 1987·12 cites·14 claims
- 0526US4532998ALawn edger deviceFEIKEMA ROGER H·Filed 1983·Granted Aug 6, 1985·2 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →