Inventor
STELLA JOSEPH A
US27 patents
Patents
27 patentsUS4623236ANov 18, 1986
Photographic processing composition applicator
POLAROID CORP53 citations92
US4779110AOct 18, 1988
Wet film cassette and transport system
POLAROID CORP8 citations73
US4742216AMay 3, 1988
Photographic apparatus for transmission electron microscopes
POLAROID CORP10 citations73
US4569578AFeb 11, 1986
Disk camera having disk carrying peel-apart film units
POLAROID CORP17 citations73
US4265525AMay 5, 1981
Disc camera
POLAROID CORP19 citations72
US3951530AApr 20, 1976
Method and apparatus for depositing processing fluid on cassette contained film strips
POLAROID CORP12 citations72
US4139284AFeb 13, 1979
Film processing cassette containing means for absorbing excess film processing fluid
POLAROID CORP7 citations65
US4831397AMay 16, 1989
Photographic apparatus for transmission electron microscopes
POLAROID CORP2 citations62
US4779113AOct 18, 1988
Film handling apparatus
POLAROID CORP2 citations62
US4645323AFeb 24, 1987
Film processor
POLAROID CORP3 citations62
US4561742ADec 31, 1985
Disk camera using single format film unit having multiple images
POLAROID CORP3 citations62
US4370035AJan 25, 1983
Dual web sound movie cassette with emulsion stripping web
POLAROID CORP4 citations62
US4285581AAug 25, 1981
Multipurpose film handling cassette having a modular film processor
POLAROID CORP2 citations62
US4212521AJul 15, 1980
Motion picture film cassette having removable film stripping web
POLAROID CORP5 citations62
US4170407AOct 9, 1979
Sound film cassette employing separating web
POLAROID CORP6 citations62
US4119371AOct 10, 1978
Film cassette contained processing fluid applicator having particle trapping arrangement
POLAROID CORP2 citations62
US4080615AMar 21, 1978
Photographic processing fluid applicator
POLAROID CORP2 citations62
US4568163AFeb 4, 1986
Camera back
POLAROID CORP6 citations61
US4106042AAug 8, 1978
Multipurpose film cassette having a processor disabling valve retention arrangement
POLAROID CORP2 citations61
US4027956AJun 7, 1977
Apparatus for facilitating engagement between film and film actuated pull-strip
POLAROID CORP2 citations61
US4645322AFeb 24, 1987
Film counter
POLAROID CORP5 citations57
US4244640AJan 13, 1981
Film cassette having friction pad pull strip stress reliever
POLAROID CORP4 citations54
US4664492AMay 12, 1987
Film advancing apparatus
POLAROID CORP1 citations52
US4187009AFeb 5, 1980
Slide valve displacing arrangement for multipurpose cassette
POLAROID CORP0 citations41
US4084171AApr 11, 1978
Photographic cassette having pressure plate release of a processor disabling valve
POLAROID CORP0 citations41
US4203655AMay 20, 1980
Tapered pressure pad to prevent film scratching
POLAROID CORP0 citations40
US4194816AMar 25, 1980
High speed rotating drive termination system
POLAROID CORP0 citations34