P

Inventor

STERN PHILIP A

US12 patents
⚠️ This page may combine multiple inventors who share the name “STERN PHILIP A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN KODAK CO

8 patents
US5956544ASep 21, 1999

Electrostatographic reproduction apparatus with electrometer control and method of calibrating the electrometer

EASTMAN KODAK CO56 citations95
US4999680AMar 12, 1991

Support assembly for multiple development stations in an electrostatographic reproduction apparatus

EASTMAN KODAK CO27 citations91
US4942432AJul 17, 1990

Apparatus for adding toner to an electrostatographic development station

EASTMAN KODAK CO44 citations88
US5819137AOct 6, 1998

Integrated environmental management for reproduction apparatus

EASTMAN KODAK CO25 citations87
US5592980AJan 14, 1997

Toner container

EASTMAN KODAK CO28 citations87
US7885584B2Feb 8, 2011

Self-cleaning electrophotographic toning roller system

EASTMAN KODAK CO10 citations82
US5899600AMay 4, 1999

Air flow control for cleaning system for reproduction apparatus

EASTMAN KODAK CO11 citations73
US5903800AMay 11, 1999

Electrostatographic reproduction apparatus and method with improved densitometer

EASTMAN KODAK CO11 citations72

(unassigned)

1 patent
US6181886B1Jan 30, 2001

Toner replenishment and collection apparatus and method

15 citations79

HEIDELBERG DIGITAL LLC

1 patent
US6295424B1Sep 25, 2001

Electrostatographic image-forming apparatus and method

HEIDELBERG DIGITAL LLC7 citations72

HEIDELBERGER DRUCKMASCH AG

1 patent
US6453148B1Sep 17, 2002

Apparatus and process for detecting leaks in an electrographic cleaning system

HEIDELBERGER DRUCKMASCH AG5 citations61

NEXPRESS DIGITAL LLC

1 patent
US6775490B2Aug 10, 2004

Electrostatographic reproduction method and apparatus with improved start-up to substantially prevent transfer roller contamination

NEXPRESS DIGITAL LLC2 citations60