Inventor · disambiguated record
Robert L. Roberts
Also filed as: ROBERTS ROBERT L
10 granted patents·292 citations·filing 1977–1991
91Inventor score
Top patents by PatentIndex Score
10 records- 0191US4619765AFilter bottom constructionROBERTS FILTER MFG·Filed 1984·Granted Oct 28, 1986·71 cites·8 claims
- 0278US4177147ABiological treating systemsROBERTS FILTER MFG·Filed 1978·Granted Dec 4, 1979·29 cites·15 claims
- 0377US4750999AFilter employing barrierROBERTS FILTER MFG·Filed 1986·Granted Jun 14, 1988·41 cites·23 claims
- 0474US5213471APropeller pitch controlGEN ELECTRIC·Filed 1990·Granted May 25, 1993·52 cites·9 claims
- 0574US4364830AFilter bottomROBERTS FILTER MFG·Filed 1981·Granted Dec 21, 1982·32 cites·10 claims
- 0657US4381998ARigid filter plate and process for manufacture of the sameUS ENVIRONMENT PROD·Filed 1981·Granted May 3, 1983·16 cites·39 claims
- 0754US4133898AProcess for preparing quick-cooking riceUS AGRICULTURE·Filed 1977·Granted Jan 9, 1979·13 cites·5 claims
- 0847US5137046AFluid metering apparatusALLIED SIGNAL INC·Filed 1991·Granted Aug 11, 1992·21 cites·12 claims
- 0943US4452698ARigid filter plate and process for manufacture of the sameUS ENVIRONMENT PROD·Filed 1983·Granted Jun 5, 1984·9 cites·20 claims
- 1034US4454040AFilterROBERTS ROBERT L·Filed 1982·Granted Jun 12, 1984·8 cites·7 claims
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