Inventor · disambiguated record
Virgil R. Friebel
Also filed as: DEITRICK JACK L · FRIEBEL VIRGIL R
4 granted patents·63 citations·filing 1975–1979
77Inventor score
Top patents by PatentIndex Score
4 records- 0185US4039337ARelease coating for glass manufactureBALL BROTHERS RES CORP·Filed 1976·Granted Aug 2, 1977·41 cites·6 claims
- 0266USD260845SRecord brush or similar articleBALL CORP·Filed 1979·Granted Sep 22, 1981·9 cites·1 claims
- 0343US4038453ALeader strip for motion picture filmBALL BROTHERS RES CORP·Filed 1975·Granted Jul 26, 1977·8 cites·2 claims
- 0437US4208629AStatic electricity indicatorBALL CORP·Filed 1978·Granted Jun 17, 1980·5 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →