Inventor · disambiguated record
John H. Simmons
Also filed as: HORTON ROBERT A · SIMMONS JOHN H
5 granted patents·100 citations·filing 1976–1999
79Inventor score
Top patents by PatentIndex Score
5 records- 0178US6308790B1Drag bits with predictable inclination tendencies and behaviorSMITH INTERNATIONAL·Filed 1999·Granted Oct 30, 2001·81 cites·36 claims
- 0254US4220190AMethod of making toolingPRECISION METALSMITHS INC·Filed 1978·Granted Sep 2, 1980·6 cites·3 claims
- 0332US4727929AInvestment shell molding apparatus and methodPRECISION METALSMITHS INC·Filed 1985·Granted Mar 1, 1988·4 cites·14 claims
- 0431US4123876ACasting cut-off machinePRECISION METALSMITHS INC·Filed 1976·Granted Nov 7, 1978·4 cites·10 claims
- 0530US4016922AMethod and apparatus for feeding granulated materialPRECISION METALSMITHS INC·Filed 1976·Granted Apr 12, 1977·5 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →