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Patents Grants
last 30 patents
Information
Patent Grant
Paper feed cassette
Patent number
4,826,147
Issue date
May 2, 1989
Rank Xerox Limited
Satoshi Shino
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Printing apparatus with detack device
Patent number
4,748,473
Issue date
May 31, 1988
Rank Xerox Limited
Ryoichi Tsuruoka
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Toner recovery device
Patent number
4,711,561
Issue date
Dec 8, 1987
Rank Xerox Limited
Ryoichi Tsuruoka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Paper sorting apparatus for a copier
Patent number
4,548,402
Issue date
Oct 22, 1985
Rank Xerox Limited
Yoshiharu Namba
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Method of developing an electrostatic latent image uses magnetic de...
Patent number
4,499,166
Issue date
Feb 12, 1985
Rank Xerox, Ltd.
Yoshikazu Okamoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Process for forming an electrophotographic member having a protecti...
Patent number
4,426,435
Issue date
Jan 17, 1984
Rank Xerox Limited
Kozo Oka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Cleaning device for an electrophotographic reproducing machine
Patent number
4,423,950
Issue date
Jan 3, 1984
Rank Xerox Limited
Shizuo Sagami
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Automatic and manual sheet feeding mechanism
Patent number
4,394,008
Issue date
Jul 19, 1983
Rank Xerox Limited
Mitsuhiko Sugiyama
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Electrophotographic member with transport layer having inorganic n-...
Patent number
4,382,118
Issue date
May 3, 1983
Rank Xerox Limited
Kozo Oka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic copying method and apparatus
Patent number
4,352,549
Issue date
Oct 5, 1982
Rank Xerox Limited
Takashi Ozawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing roll in a copying machine
Patent number
4,348,579
Issue date
Sep 7, 1982
Rank Xerox Limited
Yoshiharu Namba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Receptor sheet for electrophotography
Patent number
4,332,851
Issue date
Jun 1, 1982
Rank Xerox Limited
Hiroyoshi Hosomura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member
Patent number
4,293,630
Issue date
Oct 6, 1981
Rank Xerox Limited
Kozo Oka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Recording head for electrostatic printing apparatus
Patent number
4,233,611
Issue date
Nov 11, 1980
Rank Xerox Limited
Keita Nakano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fixing device for use in electrophotographic copying machine
Patent number
4,207,057
Issue date
Jun 10, 1980
Rank Xerox, Ltd.
Shinichi Tsuda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer sheet drying device for electrophotographic copying machine
Patent number
4,193,680
Issue date
Mar 18, 1980
Rank Xerox Limited
Akira Yoshikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for positioning an original in reproducing machines
Patent number
4,190,358
Issue date
Feb 26, 1980
Rank Xerox Limited
Kazuyasu Sasuga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Paper feeding system
Patent number
4,190,246
Issue date
Feb 26, 1980
Rank Xerox Limited
Kazuyasu Sasuga
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Copier document handling system
Patent number
4,190,359
Issue date
Feb 26, 1980
Rank Xerox Limited
Yuichi Murayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Paper feeder
Patent number
4,189,138
Issue date
Feb 19, 1980
Rank Xerox Ltd.
Kiyoshi Kaneko
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Automatic document handler in duplex copying machine
Patent number
4,184,671
Issue date
Jan 22, 1980
Rank Xerox Limited
Yusuke Sasamori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatographic toner material
Patent number
4,175,962
Issue date
Nov 27, 1979
Rank Xerox, Ltd.
Shigeru Sadamatsu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Document coding
Patent number
4,161,362
Issue date
Jul 17, 1979
Rank Xerox Limited
Neil B. Blake
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Blade cleaning system for a reproducing apparatus
Patent number
4,158,498
Issue date
Jun 19, 1979
Rank Xerox Limited
Hitoshi Ohmori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Contact heat fixing apparatus
Patent number
4,144,835
Issue date
Mar 20, 1979
Rank Xerox Limited
Yasuji Fukase
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic reproducing machine blade cleaning apparatus
Patent number
4,145,137
Issue date
Mar 20, 1979
Rank Xerox Limited
Ryuzoh Sunaga
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Transfer humidity control device
Patent number
4,134,147
Issue date
Jan 9, 1979
Rank Xerox Limited
Toshio Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Sensitive medium cleaner for use in electrophotographic copying mac...
Patent number
4,131,359
Issue date
Dec 26, 1978
Rank Xerox Limited
Ko Honda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Rejuvenating electrostatographic carrier particles
Patent number
4,129,136
Issue date
Dec 12, 1978
Rank Xerox Limited
Devinder S. Kapoor
B08 - CLEANING
Information
Patent Grant
Transfer material feed apparatus for electrophotographic copying ma...
Patent number
4,128,327
Issue date
Dec 5, 1978
Rank Xerox Limited
Mitsuhiko Sugiyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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last 30 patents
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