Inventor · disambiguated record
Richard A. Littlefield
Also filed as: LITTLEFIELD RICHARD · LITTLEFIELD RICHARD A · LITTLEFIELD RICHARD ALLEN
5 granted patents·54 citations·filing 1979–1997
80Inventor score
Top patents by PatentIndex Score
5 records- 0160US5281812ALight beam scanning system including piezoelectric means for correction of cross scan errorEASTMAN KODAK CO·Filed 1992·Granted Jan 25, 1994·21 cites·1 claims
- 0251USD277266STemperature control apparatusLITTLEFIELD RICHARD·Filed 1982·Granted Jan 22, 1985·6 cites·1 claims
- 0348US5929349AInspection tool for measuring wall thickness of underground storage tanksSHELL OIL CO·Filed 1997·Granted Jul 27, 1999·17 cites·13 claims
- 0442USD260971STemperature control apparatusLITTLEFIELD RICHARD·Filed 1979·Granted Sep 29, 1981·3 cites·1 claims
- 0538US5555060ASelf calibrating actuator position control systemEASTMAN KODAK CO·Filed 1995·Granted Sep 10, 1996·7 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →