Inventor · disambiguated record

John H. Crumbaugh

Also filed as: CRUMBAUGH JOHN H

2 granted patents·80 citations·filing 1973–1973

67Inventor score

Technology areasE04B E04C

Files withUNITED STATES GYPSUM CO2

Top patents by PatentIndex Score

2 records

0178US3998015AResilient-edged wallboard and wall assembled therewithUNITED STATES GYPSUM CO·Filed 1973·Granted Dec 21, 1976·43 cites·4 claims
0275US4043092AClip for attaching insulation and the assembly thereofUNITED STATES GYPSUM CO·Filed 1973·Granted Aug 23, 1977·37 cites·11 claims

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