Inventor · disambiguated record
Robert C. Ringwood, Jr.
Also filed as: RINGWOOD JR ROBERT C · RINGWOOD ROBERT · RINGWOOD ROBERT C · RINGWOOD ROBERT C JR
6 granted patents·54 citations·filing 1962–1991
82Inventor score
Technology areasC08K
Top patents by PatentIndex Score
6 records- 0173USD329321SHead dressDC COMICS INC·Filed 1989·Granted Sep 15, 1992·16 cites·1 claims
- 0266US3933741AStabilized vinyl chloride polymer compositionsM & T CHEMICALS INC·Filed 1974·Granted Jan 20, 1976·11 cites·6 claims
- 0362US5109046ALiquid organotinthioalkanol stabilizer compositions and vinyl halide resin compositions containing the sameATOCHEM NORTH AMERICA·Filed 1991·Granted Apr 28, 1992·14 cites·31 claims
- 0454US4183846AOrganotin stabilizer compositionM & T CHEMICALS INC·Filed 1971·Granted Jan 15, 1980·7 cites·8 claims
- 0537US4418169AStabilized pvc resinsM & T CHEMICALS INC·Filed 1962·Granted Nov 29, 1983·4 cites·18 claims
- 0634US4010138AMethod for improving the heat stability of polyvinyl chlorideM & T CHEMICALS INC·Filed 1974·Granted Mar 1, 1977·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →