Inventor · disambiguated record

Frank A. Schellhase

Also filed as: SCHELLHASE FRANK A

2 granted patents·5 citations·filing 1974–1976

51Inventor score

Technology areasY10T

Files withBOEING CO2

Top patents by PatentIndex Score

2 records

0128US3991653APneumatic fail-safe sensor system for n/c machine toolBOEING CO·Filed 1974·Granted Nov 16, 1976·3 cites·12 claims
0226US4081734APneumatic fail-safe sensor system for N/C machine toolBOEING CO·Filed 1976·Granted Mar 28, 1978·2 cites·15 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →