Inventor · disambiguated record
Helen H. Trotman
Also filed as: TROTMAN DECEASED HELEN H · TROTMAN HELEN H
10 granted patents·266 citations·filing 1977–1984
92Inventor score
Top patents by PatentIndex Score
10 records- 0191US4143916AUnder-body ventilating seat cushionTROTMAN HERBERT H·Filed 1977·Granted Mar 13, 1979·69 cites·9 claims
- 0288USD262590SSeat cushionTROTMAN HERBERT H·Filed 1979·Granted Jan 12, 1982·23 cites·1 claims
- 0385USD274108SSeat cushionTROTMAN HERBERT H·Filed 1979·Granted Jun 5, 1984·19 cites·1 claims
- 0483USD264401SSeat cushion coverTROTMAN HERBERT H·Filed 1979·Granted May 18, 1982·17 cites·1 claims
- 0581US4205880ABody supporting and spacing structureTROTMAN HELEN H·Filed 1979·Granted Jun 3, 1980·38 cites·20 claims
- 0661US4435015AUnderbody cushioning and ventilating structure and general utility formed plastic sheetTROTMAN HELEN H·Filed 1980·Granted Mar 6, 1984·28 cites·9 claims
- 0759US4529248AUnderbody cushioning and ventilating structure and general utility formed plastic sheetTROTMAN HELEN H·Filed 1984·Granted Jul 16, 1985·26 cites·14 claims
- 0858USD278468SPlastic sheet material or the likeTROTMAN DECEASED HELEN H·Filed 1982·Granted Apr 16, 1985·10 cites·1 claims
- 0955US4313640ACovered body supporting and spacing structure and removable cover thereforTROTMAN HELEN H·Filed 1980·Granted Feb 2, 1982·24 cites·6 claims
- 1043US4328993ABody supporting and spacing structureTROTMAN HELEN H·Filed 1980·Granted May 11, 1982·12 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →