Inventor · disambiguated record
Ronald B. Walters
Also filed as: WALTERS RONALD B · WALTERS RONALD BERNARD
12 granted patents·213 citations·filing 1974–1989
92Inventor score
Top patents by PatentIndex Score
12 records- 0181US4031813AHydraulic actuator controlsSPERRY RAND LTD·Filed 1974·Granted Jun 28, 1977·36 cites·25 claims
- 0277US4598626AFeedback controlled hydraulic valve systemVICKERS INC·Filed 1984·Granted Jul 8, 1986·30 cites·8 claims
- 0375US4235105AHydraulic actuator controlsSPERRY CORP·Filed 1979·Granted Nov 25, 1980·24 cites·5 claims
- 0472US4413648AHydraulic valvesSPERRY LTD·Filed 1980·Granted Nov 8, 1983·21 cites·4 claims
- 0565US5064351AVariable displacement pumpsVICKERS SYSTEMS LTD·Filed 1989·Granted Nov 12, 1991·22 cites·34 claims
- 0657US4411289AHydraulic valveSPERRY LTD·Filed 1980·Granted Oct 25, 1983·10 cites·10 claims
- 0754US4635682AHydraulic valves with dual feedback controlVICKERS INC·Filed 1985·Granted Jan 13, 1987·14 cites·8 claims
- 0853US4667571AHydraulic control systemVICKERS INC·Filed 1982·Granted May 26, 1987·13 cites·3 claims
- 0952US4459860AFlow sensor with extended low flow rangeSPERRY LTD·Filed 1982·Granted Jul 17, 1984·12 cites·3 claims
- 1052US4362084AHydraulic actuator controlsSPERRY CORP·Filed 1980·Granted Dec 7, 1982·12 cites·12 claims
- 1147US4619186APressure relief valvesVICKERS INC·Filed 1985·Granted Oct 28, 1986·13 cites·10 claims
- 1235US4811607AFlow sensorVICKERS SYSTEMS LTD·Filed 1987·Granted Mar 14, 1989·6 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →