Assignee
KABUSHIKI KAISYA O DEN
US·5 granted patents·162 citations·filing 1996–1998
Top patents by PatentIndex Score
5 records- 0180US5958112AAir-cleaning apparatusKABUSHIKI KAISYA O DEN·Filed 1997·Granted Sep 28, 1999·50 cites·11 claims
- 0279US5950424ADiesel engine exhaust particle collection deviceKABUSHIKI KAISYA O DEN·Filed 1996·Granted Sep 14, 1999·51 cites·11 claims
- 0366US6193788B1Electric dust collecting apparatus and manufacturing method of the sameKABUSHIKI KAISYA O DEN·Filed 1998·Granted Feb 27, 2001·29 cites·19 claims
- 0463US5925170AElectric dust-collection unit and air-cleaning apparatus using the sameKABUSHIKI KAISYA O DEN·Filed 1997·Granted Jul 20, 1999·27 cites·11 claims
- 0534US5928592AMethod of manufacturing an electric dust collection unitKABUSHIKI KAISYA O DEN·Filed 1998·Granted Jul 27, 1999·5 cites·3 claims
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