Inventor · disambiguated record
Virgil L. Frantz
Also filed as: FRANTZ VIRGIL L
18 granted patents·543 citations·filing 1974–1989
96Inventor score
Top patents by PatentIndex Score
18 records- 0195US4065096ASolenoid-actuated valveWHITE SALES CORP GRAHAM·Filed 1976·Granted Dec 27, 1977·80 cites·6 claims
- 0293US4692175ATwo-stage precoalescer unitROANOKE COLLEGE·Filed 1986·Granted Sep 8, 1987·100 cites·9 claims
- 0384US4052178ACompressed air filter assemblyWHITE SALES CORP GRAHAM·Filed 1975·Granted Oct 4, 1977·34 cites·15 claims
- 0483US4261715ADesiccant canister assemblyWHITE SALES CORP GRAHAM·Filed 1979·Granted Apr 14, 1981·17 cites·6 claims
- 0582US4336821ASolenoid-actuated drain valveWHITE SALES CORP GRAHAM·Filed 1980·Granted Jun 29, 1982·37 cites·10 claims
- 0680US4468239ATwin tower assembly for decontaminating compressed gasROANOKE COLLEGE·Filed 1983·Granted Aug 28, 1984·37 cites·18 claims
- 0779US4561464ARelay valveROANOKE COLLEGE·Filed 1984·Granted Dec 31, 1985·33 cites·6 claims
- 0879US4336042ACanister-compactor assemblyWHITE SALES CORP GRAHAM·Filed 1980·Granted Jun 22, 1982·39 cites·10 claims
- 0974US4097248AMethod for decontaminating compressed gasWHITE SALES CORP GRAHAM·Filed 1974·Granted Jun 27, 1978·26 cites·3 claims
- 1073US4108617ADual filter assemblyWHITE SALES CORP GRAHAM·Filed 1977·Granted Aug 22, 1978·26 cites·11 claims
- 1167US4519819APrecoalescer unitROANOKE COLLEGE·Filed 1984·Granted May 28, 1985·23 cites·6 claims
- 1266US4113451ACompressed gas filter assemblyWHITE SALES CORP GRAHAM·Filed 1977·Granted Sep 12, 1978·20 cites·11 claims
- 1365US4230156ASolenoid-actuated valveWHITE SALES CORP GRAHAM·Filed 1978·Granted Oct 28, 1980·16 cites·6 claims
- 1461US4891051ASystem for decontaminating compressed gasROANOKE COLLEGE·Filed 1989·Granted Jan 2, 1990·21 cites·6 claims
- 1558US4513604AMethod and apparatus for indicating leakage in compressed air lineFRANTZ VIRGIL L·Filed 1983·Granted Apr 30, 1985·20 cites·7 claims
- 1639US4766925ADump valve assemblyROANOKE COLLEGE·Filed 1987·Granted Aug 30, 1988·6 cites·8 claims
- 1732US4596149APressure gauge assemblyROANOKE COLLEGE·Filed 1985·Granted Jun 24, 1986·3 cites·6 claims
- 1832US4199331ADual filter assembly for compressed gasGRAHM WHITE SALES CORP·Filed 1978·Granted Apr 22, 1980·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →