Assignee

QUALITY AIR SYSTEMS INC

US·2 granted patents·119 citations·filing 1991–1992

Technology mixA24F2 B08B2 F24F2 E04H1

Top patents by PatentIndex Score

2 records

0190US5322473AModular wall apparatus and method for its useQUALITY AIR SYSTEMS INC·Filed 1992·Granted Jun 21, 1994·82 cites·69 claims
0270US5181883ASmoker's boothQUALITY AIR SYSTEMS INC·Filed 1991·Granted Jan 26, 1993·37 cites·36 claims

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