Assignee
FITZ EDWARD
US·3 granted patents·76 citations·filing 1981–1990
Top patents by PatentIndex Score
3 records- 0183US4487207ALung exercising device and methodFITZ EDWARD·Filed 1981·Granted Dec 11, 1984·68 cites·25 claims
- 0227US5092328AMouthpiece assembly with disposable liner for breathing apparatusFITZ EDWARD·Filed 1990·Granted Mar 3, 1992·2 cites·8 claims
- 0325US4991575ADisposable liner for breathing apparatusFITZ EDWARD·Filed 1989·Granted Feb 12, 1991·6 cites·10 claims
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