Inventor · disambiguated record
Joseph E. Cooper
Also filed as: COOPER JOSEPH E
6 granted patents·207 citations·filing 1976–1989
86Inventor score
Files withPPG INDUSTRIES INC6
Top patents by PatentIndex Score
6 records- 0198US4919700AVacuum refining of glassy materials with selected water contentPPG INDUSTRIES INC·Filed 1989·Granted Apr 24, 1990·103 cites·10 claims
- 0283US4031175AGlass batch pelletizing methodPPG INDUSTRIES INC·Filed 1976·Granted Jun 21, 1977·30 cites·10 claims
- 0381US4919697AVacuum refining of glassy materials with selected foaming ratePPG INDUSTRIES INC·Filed 1989·Granted Apr 24, 1990·31 cites·17 claims
- 0457US4074991AMethod of preparing boric acid-containing glass batchPPG INDUSTRIES INC·Filed 1976·Granted Feb 21, 1978·16 cites·6 claims
- 0557US4074990AMethod of preparing colemanite-containing glass batchPPG INDUSTRIES INC·Filed 1976·Granted Feb 21, 1978·16 cites·8 claims
- 0656US4074989AMethod of preparing anhydrous boric acid-containing glass batchPPG INDUSTRIES INC·Filed 1976·Granted Feb 21, 1978·11 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Joseph E. Cooper 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 →