Assignee
SCHUMACHER NIHON KK
JP·4 granted patents·133 citations·filing 1983–1987
Top patents by PatentIndex Score
4 records- 0188US4728423APlural cylindrical filter units with displacement supportSCHUMACHER NIHON KK·Filed 1986·Granted Mar 1, 1988·83 cites·5 claims
- 0264US4522719AFilter with a tubular filter elementSCHUMACHER NIHON KK·Filed 1983·Granted Jun 11, 1985·29 cites·6 claims
- 0351US4770772AApparatus for separating and drying fine particlesSCHUMACHER NIHON KK·Filed 1987·Granted Sep 13, 1988·14 cites·7 claims
- 0434US4645596AFilter apparatusSCHUMACHER NIHON KK·Filed 1985·Granted Feb 24, 1987·7 cites·5 claims
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