Inventor · disambiguated record
John T. Armstrong, Jr.
Also filed as: ARMSTRONG JOHN TAYLOR · ARMSTRONG JR JOHN T
3 granted patents·189 citations·filing 1979–2000
77Inventor score
Top patents by PatentIndex Score
3 records- 0191US4523892AHydrostatic vehicle controlCATERPILLAR TRACTOR CO·Filed 1984·Granted Jun 18, 1985·66 cites·17 claims
- 0283US6454015B1Shearing gate valveVETCO GRAY INC ABB·Filed 2000·Granted Sep 24, 2002·92 cites·6 claims
- 0381US4331917ASpeed and direction sensing circuitCATERPILLAR TRACTOR CO·Filed 1979·Granted May 25, 1982·31 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →