Inventor
FOTLAND RICHARD A
US28 patents
⚠️ This page may combine multiple inventors who share the name “FOTLAND RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
DENNISON MFG CO
14 patentsUS4935335AJun 19, 1990
Multiple imaging
DENNISON MFG CO151 citations99
US4675703AJun 23, 1987
Multi-electrode ion generating system for electrostatic images
DENNISON MFG CO56 citations96
US4155093AMay 15, 1979
Method and apparatus for generating charged particles
DENNISON MFG CO92 citations95
US4920039AApr 24, 1990
Multiple imaging
DENNISON MFG CO138 citations94
US4777106AOct 11, 1988
Electrostatic toning
DENNISON MFG CO28 citations92
US4518468AMay 21, 1985
Process for making electrostatic imaging surface
DENNISON MFG CO38 citations92
US4409604AOct 11, 1983
Electrostatic imaging device
DENNISON MFG CO46 citations92
US4408214AOct 4, 1983
Thermally regulated ion generation
DENNISON MFG CO34 citations92
US4365549ADec 28, 1982
Electrostatic transfer printing
DENNISON MFG CO51 citations92
US4267556AMay 12, 1981
Electrostatic transfer printing employing ion emitting print head
DENNISON MFG CO39 citations92
US5027136AJun 25, 1991
Method and apparatus for charged particle generation
DENNISON MFG CO37 citations91
US4379969AApr 12, 1983
Corona charging apparatus
DENNISON MFG CO28 citations91
US4195927AApr 1, 1980
Double transfer electrophotography
DENNISON MFG CO28 citations81
US4282297AAug 4, 1981
Charge transfer imaging
DENNISON MFG CO10 citations74
HEWLETT PACKARD DEVELOPMENT CO
5 patentsUS6982735B2Jan 3, 2006
Imaging systems and methods
HEWLETT PACKARD DEVELOPMENT CO5 citations63
US6862031B1Mar 1, 2005
Imaging systems and methods
HEWLETT PACKARD DEVELOPMENT CO5 citations63
US7760217B1Jul 20, 2010
Imaging methods and imaging devices
HEWLETT PACKARD DEVELOPMENT CO6 citations62
US10297210B2May 21, 2019
E-paper imaging via addressable electrode array
HEWLETT PACKARD DEVELOPMENT CO0 citations52
US10152927B2Dec 11, 2018
E-paper imaging via addressable electrode array
HEWLETT PACKARD DEVELOPMENT CO0 citations52