Inventor · disambiguated record
Thomas A. Johnston
Also filed as: JOHNSTON THOMAS A · JOHNSTON THOMAS ANDREW
5 granted patents·43 citations·filing 1989–2011
78Inventor score
Top patents by PatentIndex Score
5 records- 0157US5299985AContinuously variable transmission apparatusJOHNSTON THOMAS A·Filed 1992·Granted Apr 5, 1994·18 cites·20 claims
- 0246US5030180AVariable transmission apparatusJOHNSTON THOMAS A·Filed 1989·Granted Jul 9, 1991·11 cites·15 claims
- 0345US9086159B2Valve assemblyJOHNSTON THOMAS ANDREW·Filed 2011·Granted Jul 21, 2015·1 cites·13 claims
- 0439US6258004B1Constant output transmission apparatusFiled 1999·Granted Jul 10, 2001·9 cites·14 claims
- 0528US5766108AContinuously variable transmission utilizing variable viscous couplingFiled 1995·Granted Jun 16, 1998·4 cites·25 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →