Inventor · disambiguated record
John W. Freeman
Also filed as: FREEMAN JOHN W · FREEMAN JOHN W H · FREEMAN JR JOHN W
11 granted patents·373 citations·filing 1975–2015
92Inventor score
Files withACF IND INC3SEABOARD WELLHEAD CONTROL INC2FREEMAN JOHN W H1SHAPIRO NELSON H1SHERMAN LESLIE H1
Top patents by PatentIndex Score
11 records- 0191US4453108ADevice for generating RF energy from electromagnetic radiation of another form such as lightUNIV RICE WILLIAM M·Filed 1981·Granted Jun 5, 1984·43 cites·42 claims
- 0275US4519582ASeal assembly and valveSEABOARD WELLHEAD CONTROL INC·Filed 1982·Granted May 28, 1985·31 cites·7 claims
- 0375US4376526ASeal assembly and valveSEABOARD WELLHEAD CONTROL INC·Filed 1980·Granted Mar 15, 1983·31 cites·10 claims
- 0472US11596753B2Automatic patient ventilator system and methodZOLL MEDICAL CORP·Filed 2015·Granted Mar 7, 2023·2 cites·40 claims
- 0567US9180266B1Automatic patient ventilator system and methodSHERMAN LESLIE H·Filed 2004·Granted Nov 10, 2015·37 cites·18 claims
- 0664US5673366ASystem and method for geomagnetic and ionospheric forecastingFiled 1996·Granted Sep 30, 1997·52 cites·19 claims
- 0762US4737911AProcess for electronically maintaining financial records, especially for checkbook balancing and rectificationSHAPIRO NELSON H·Filed 1985·Granted Apr 12, 1988·115 cites·4 claims
- 0857US3976130APacking means for a wellhead assemblyACF IND INC·Filed 1975·Granted Aug 24, 1976·22 cites·21 claims
- 0955US4054978AMethod for repair of valvesACF IND INC·Filed 1976·Granted Oct 25, 1977·13 cites·3 claims
- 1050US4812806AVehicle and method of indicating attainment of maximum axle loadFREEMAN JOHN W H·Filed 1987·Granted Mar 14, 1989·17 cites·6 claims
- 1144US4043535AMeans and method for repair of valvesACF IND INC·Filed 1976·Granted Aug 23, 1977·10 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →