Inventor · disambiguated record
Robert E. Chapman
Also filed as: CHAPMAN ROBERT E · CHAPMAN ROBERT ERNEST
4 granted patents·46 citations·filing 1975–2015
73Inventor score
Top patents by PatentIndex Score
4 records- 0166US5959589ARemote fire detection method and implementation thereofWAVEBAND CORP·Filed 1997·Granted Sep 28, 1999·35 cites·20 claims
- 0259US10316877B2Securing deviceGRIPPLE LTD·Filed 2015·Granted Jun 11, 2019·1 cites·19 claims
- 0338US4016585ACenter filling variable volume film drumPHOTO SYSTEMS INC·Filed 1975·Granted Apr 5, 1977·3 cites·9 claims
- 0437US4690186ALog feed apparatusOPTIMIL MACHINERY INC·Filed 1986·Granted Sep 1, 1987·7 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →