Inventor · disambiguated record
Stephen Merkel
Also filed as: MERKEL STEPHEN · MERKEL STEPHEN F
7 granted patents·13 citations·filing 1977–2021
78Inventor score
Top patents by PatentIndex Score
7 records- 0180US9993715B2Instructional surface with haptic and optical elementsCFPH LLC·Filed 2016·Granted Jun 12, 2018·5 cites·27 claims
- 0271US11638864B2Instructional surface with haptic and optical elementsCFPH LLC·Filed 2021·Granted May 2, 2023·0 cites·20 claims
- 0356US10953306B2Instructional surface with haptic and optical elementsCFPH LLC·Filed 2019·Granted Mar 23, 2021·0 cites·20 claims
- 0455US10293240B2Instructional surface with haptic and optical elementsCFPH LLC·Filed 2018·Granted May 21, 2019·0 cites·20 claims
- 0537US4136753AVehicle power steering systemFLUID CONTROLS INC·Filed 1977·Granted Jan 30, 1979·6 cites·11 claims
- 0628US4197871AFluid control valveFLUID CONTROLS INC·Filed 1978·Granted Apr 15, 1980·2 cites·9 claims
- 0724US10124983B2Crepe paper dispenserMERKEL STEPHEN·Filed 2016·Granted Nov 13, 2018·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →