P

Inventor

STOFFEL JAMES C

25 patents
⚠️ This page may combine multiple inventors who share the name “STOFFEL JAMES C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

22 patents
US4194221AMar 18, 1980

Automatic multimode continuous halftone line copy reproduction

XEROX CORP198 citations99
US5428377AJun 27, 1995

Color spatial filtering for thermal ink jet printers

XEROX CORP87 citations96
US4536077AAug 20, 1985

Multi-mode scanner

XEROX CORP59 citations96
US4447830AMay 8, 1984

Image scanning apparatus and method

XEROX CORP57 citations96
US4288821ASep 8, 1981

Multi-resolution image signal processing apparatus and method

XEROX CORP87 citations96
US4144547AMar 13, 1979

Apparatus and method for encoding halftone and line copy data

XEROX CORP71 citations96
US4468704AAug 28, 1984

Adaptive thresholder

XEROX CORP72 citations95
US4583126AApr 15, 1986

Raster input/output scanner

XEROX CORP40 citations92
US4496984AJan 29, 1985

Raster input/output scanner

XEROX CORP43 citations92
US4432017AFeb 14, 1984

Adjacent bilinear photosite imager

XEROX CORP27 citations92
US4303947ADec 1, 1981

Image interpolation system

XEROX CORP35 citations92
US4193096AMar 11, 1980

Half tone encoder/decoder

XEROX CORP41 citations92
US4193092AMar 11, 1980

Image interpolation system

XEROX CORP39 citations92
US4438457AMar 20, 1984

High resolution imager employing staggered sensor structure

XEROX CORP36 citations91
US4506301AMar 19, 1985

Multiple mode raster scanner

XEROX CORP36 citations89
US4442544AApr 10, 1984

Adaptive thresholder

XEROX CORP45 citations89
US4433346AFeb 21, 1984

Raster input scanner

XEROX CORP30 citations89
US4690391ASep 1, 1987

Method and apparatus for fabricating full width scanning arrays

XEROX CORP23 citations82
US4735671AApr 5, 1988

Method for fabricating full width scanning arrays

XEROX CORP19 citations74
US4712018ADec 8, 1987

Method and apparatus for fabricating full width scanning arrays

XEROX CORP17 citations74
US4404597ASep 13, 1983

Two dimensional radiometric compensation for scanning apparatus

XEROX CORP10 citations74
US4328425AMay 4, 1982

Filter for image pixels

XEROX CORP17 citations74

EASTMAN KODAK CO

2 patents

STOFFEL JAMES C

1 patent