Assignee
KEYSTONE CAMERA CORP
7 granted patents·60 citations·filing 1978–1990
Technology mixG03B7
Top patents by PatentIndex Score
7 records- 0182US4332448AFilm winding safety mechanismKEYSTONE CAMERA CORP·Filed 1980·Granted Jun 1, 1982·17 cites·8 claims
- 0280US4277158ACameraKEYSTONE CAMERA CORP·Filed 1979·Granted Jul 7, 1981·12 cites·14 claims
- 0363US4492446ACamera having film feed indicatorKEYSTONE CAMERA CORP·Filed 1983·Granted Jan 8, 1985·8 cites·9 claims
- 0462US4839678AFilm counter for camerasKEYSTONE CAMERA CORP·Filed 1988·Granted Jun 13, 1989·9 cites·21 claims
- 0559US4332449AFilm advance and rewind mechanismKEYSTONE CAMERA CORP·Filed 1980·Granted Jun 1, 1982·7 cites·7 claims
- 0653US4211479AFilm advance mechanismKEYSTONE CAMERA CORP·Filed 1978·Granted Jul 8, 1980·4 cites·15 claims
- 0738US4992811AFilm advancing and rewinding mechanismKEYSTONE CAMERA CORP·Filed 1990·Granted Feb 12, 1991·3 cites·20 claims
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Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →