Assignee
HOFFMAN ENVIRONMENTAL SYSTEMS
US·10 granted patents·191 citations·filing 1994–1998
Top patents by PatentIndex Score
10 records- 0186US6207242B1Laminated package with enhanced interior and exteriorHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1998·Granted Mar 27, 2001·72 cites·49 claims
- 0280US5882746ALaminated package and method of producing the sameHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1995·Granted Mar 16, 1999·34 cites·9 claims
- 0376US6071380AMethod of papermaking having zero liquid dischargeHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1998·Granted Jun 6, 2000·25 cites·10 claims
- 0471US5762758AMethod of papermaking having zero liquid dischargeHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1996·Granted Jun 9, 1998·27 cites·4 claims
- 0542US5500084AMethod and apparatus for pulping cellulosic material using a vessel with an impergnation zone and an attrition zoneHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1994·Granted Mar 19, 1996·6 cites·18 claims
- 0641US6099674ALaminated package and method of producing the sameHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1998·Granted Aug 8, 2000·6 cites·15 claims
- 0741US5599426AMethod of washing pulp using a single endless support fabricHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1994·Granted Feb 4, 1997·9 cites·5 claims
- 0838US5643413AMulti-ply paper product and method of making the sameHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1996·Granted Jul 1, 1997·3 cites·11 claims
- 0937US5417809AWater reuse system incorporating vacuum pump sealing water in a zero discharge processHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1994·Granted May 23, 1995·7 cites·6 claims
- 1031US5753074AMethod of washing a thin mat of cellulosic pulpHOFFMAN ENVIRONMENTAL SYSTEMS·Filed 1996·Granted May 19, 1998·2 cites·5 claims
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