Inventor · disambiguated record
Robert R. Rough, Sr.
Also filed as: ROUGH ROBERT R · ROUGH SR ROBERT R
8 granted patents·232 citations·filing 1974–1981
89Inventor score
Files withOWENS ILLINOIS INC8
Top patents by PatentIndex Score
8 records- 0196US3951635AMethod for rapidly melting and refining glassOWENS ILLINOIS INC·Filed 1974·Granted Apr 20, 1976·115 cites·1 claims
- 0286US4353726AMethod and apparatus for preheating pulverous materials prior to their introduction into a melting furnaceOWENS ILLINOIS INC·Filed 1981·Granted Oct 12, 1982·33 cites·18 claims
- 0383US3988138AMethod and apparatus for melting glass-making materialsOWENS ILLINOIS INC·Filed 1975·Granted Oct 26, 1976·29 cites·6 claims
- 0469US4303434AMethod and apparatus for preheating pulverous materials prior to their introduction into a melting furnaceOWENS ILLINOIS INC·Filed 1980·Granted Dec 1, 1981·18 cites·35 claims
- 0557US4285718AMethod of operating tubular heat exchanger for preheating pulverous glass batchOWENS ILLINOIS INC·Filed 1980·Granted Aug 25, 1981·14 cites·6 claims
- 0653US4330315AMethod and apparatus for preheating pulverous materials prior to their introduction into a melting furnaceOWENS ILLINOIS INC·Filed 1980·Granted May 18, 1982·11 cites·32 claims
- 0739US3992183AApparatus for refining glassOWENS ILLINOIS INC·Filed 1975·Granted Nov 16, 1976·7 cites·2 claims
- 0836US4100680ASensing the level of molten glass in a tankOWENS ILLINOIS INC·Filed 1977·Granted Jul 18, 1978·5 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →