Assignee
PROFESSIONAL CHEMICALS CORP
US·9 granted patents·318 citations·filing 1988–2000
Top patents by PatentIndex Score
9 records- 0192US4940082ACleaning systemPROFESSIONAL CHEMICALS CORP·Filed 1988·Granted Jul 10, 1990·79 cites·4 claims
- 0281US5711051AHard surface cleaning appliancePROFESSIONAL CHEMICALS CORP·Filed 1996·Granted Jan 27, 1998·49 cites·10 claims
- 0380US4991254ACleaning systemPROFESSIONAL CHEMICALS CORP·Filed 1990·Granted Feb 12, 1991·54 cites·9 claims
- 0468USRE37162EHard surface cleaning appliancePROFESSIONAL CHEMICALS CORP·Filed 2000·Granted May 8, 2001·14 cites·10 claims
- 0566US6032326ASurface cleaning appliancePROFESSIONAL CHEMICALS CORP·Filed 1998·Granted Mar 7, 2000·36 cites·6 claims
- 0663US6182328B1Mobile cleaning systemPROFESSIONAL CHEMICALS CORP·Filed 1999·Granted Feb 6, 2001·27 cites·4 claims
- 0756US5784754ASurface cleaning appliancePROFESSIONAL CHEMICALS CORP·Filed 1997·Granted Jul 28, 1998·26 cites·2 claims
- 0855US4939808ACarpet cleaning apparatusPROFESSIONAL CHEMICALS CORP·Filed 1990·Granted Jul 10, 1990·26 cites·10 claims
- 0935US6226983B1Fuel injected heat exchanger for internal combustion engine exhaustPROFESSIONAL CHEMICALS CORP·Filed 1999·Granted May 8, 2001·7 cites·2 claims
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