Inventor · disambiguated record
Charles R. Gray
Also filed as: GRAY CHARLES R · GRAY CHARLES R W
7 granted patents·328 citations·filing 1978–1990
89Inventor score
Top patents by PatentIndex Score
7 records- 0196US4962622AProfiled sheet metal building unit and method for making the sameROBERTSON CO H H·Filed 1989·Granted Oct 16, 1990·129 cites·6 claims
- 0288US4289921AElectrical activating assembly and closure member thereforROBERTSON CO H H·Filed 1979·Granted Sep 15, 1981·60 cites·23 claims
- 0376US4232493AFire-resistant electrical wiring distributing floor structure and methodROBERTSON CO H H·Filed 1978·Granted Nov 11, 1980·33 cites·12 claims
- 0469US4680177AProcesses for the production of blood productsTRUSTEES OF THE GARFIELD WESTO·Filed 1983·Granted Jul 14, 1987·34 cites·14 claims
- 0568US5056348AMethod of making a profiled sheet metal building unitROBERTSON CECO CORP·Filed 1990·Granted Oct 15, 1991·42 cites·10 claims
- 0653US4324078AFire-resistant floor structureROBERTSON CO H H·Filed 1980·Granted Apr 13, 1982·14 cites·10 claims
- 0752US4594826AField-assembled raceway forming memberROBERTSON CO H H·Filed 1984·Granted Jun 17, 1986·16 cites·10 claims
Join the waitlist — get patent alerts
Get an alert when Charles R. Gray files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →