Inventor · disambiguated record
Robert Spencer
Also filed as: SPENCER ROBERT · SPENCER SR ROBERT KIRK
3 granted patents·1 pending application·13 citations·filing 1975–2009
64Inventor score
Top patents by PatentIndex Score
4 records- 0140US2011030652A1Inertial Rotation Internal Combustion EngineSPENCER SR ROBERT KIRK·Filed 2009·Application pending·0 cites
- 0234US4022563APressesSIMON BARRON LTD·Filed 1975·Granted May 10, 1977·5 cites·9 claims
- 0332US4022562APress having torque responsive driveSIMON BARRON LTD·Filed 1975·Granted May 10, 1977·5 cites·12 claims
- 0429US3981665APress having torque responsive drive couplingSIMON BARRON LTD·Filed 1975·Granted Sep 21, 1976·3 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →