Assignee
DAVIS WATER & WASTE IND INC
15 granted patents·402 citations·filing 1988–1995
Top patents by PatentIndex Score
15 records- 0193US5401405ACombined air/water backwash in a travelling bridge filterDAVIS WATER & WASTE IND INC·Filed 1993·Granted Mar 28, 1995·117 cites·15 claims
- 0285US5013442AAerobic wastewater treatment with alkalinity controlDAVIS WATER & WASTE IND INC·Filed 1990·Granted May 7, 1991·62 cites·21 claims
- 0385US4948402AModular air scrubber systemDAVIS WATER & WASTE IND INC·Filed 1988·Granted Aug 14, 1990·49 cites·26 claims
- 0483US5094752AAerobic wastewater treatment with alkalinity controlDAVIS WATER & WASTE IND INC·Filed 1990·Granted Mar 10, 1992·56 cites·17 claims
- 0568US4859330ATraveling bridge filter with air scourDAVIS WATER & WASTE IND INC·Filed 1988·Granted Aug 22, 1989·34 cites·25 claims
- 0661US4988439ATwo stage traveling bridge filterDAVIS WATER & WASTE IND INC·Filed 1989·Granted Jan 29, 1991·31 cites·20 claims
- 0749USRE35234EModular air scrubber systemDAVIS WATER & WASTE IND INC·Filed 1992·Granted May 14, 1996·13 cites·27 claims
- 0846US5554281ATraveling bridge filter system and associated underdrainDAVIS WATER & WASTE IND INC·Filed 1995·Granted Sep 10, 1996·16 cites·21 claims
- 0937US5476584ABackwash/rewash traveling bridge filter and related processDAVIS WATER & WASTE IND INC·Filed 1993·Granted Dec 19, 1995·8 cites·16 claims
- 1034USD361834SAir scrubber unit for use in the removal of pollutants from the airDAVIS WATER & WASTE IND INC·Filed 1994·Granted Aug 29, 1995·2 cites·1 claims
- 1134US5431809AApparatus for sealing a traveling bridge filter backwash shoeDAVIS WATER & WASTE IND INC·Filed 1994·Granted Jul 11, 1995·5 cites·11 claims
- 1232US5307697AContinuous, automated, multi-stream sample collection and analysisDAVIS WATER & WASTE IND INC·Filed 1992·Granted May 3, 1994·8 cites·20 claims
- 1329USD347469SAir scrubber unit for use in removal of pollutants from the airDAVIS WATER & WASTE IND INC·Filed 1991·Granted May 31, 1994·0 cites·1 claims
- 1428US5599459AMethod for sealing a traveling bridge filter backwash shoeDAVIS WATER & WASTE IND INC·Filed 1995·Granted Feb 4, 1997·0 cites·6 claims
- 1528US5545334AMethod for sealing a traveling bridge filter backwash shoeDAVIS WATER & WASTE IND INC·Filed 1995·Granted Aug 13, 1996·1 cites·6 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →