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Masaaki Nagashima
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Kawasaki, JP
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last 30 patents
Information
Patent Grant
Document processing to permit sharing of content by plural documents
Patent number
RE42509
Issue date
Jun 28, 2011
Canon Kabushiki Kaisha
Masaaki Nagashima
715 - Data processing: presentation processing of document, operator interfac...
Information
Patent Grant
Document processing method and apparatus which can add comment data...
Patent number
6,438,566
Issue date
Aug 20, 2002
Canon Kabushiki Kaisha
Yasuhiro Okuno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Editing nested documents by appointing a portion for insertion with...
Patent number
5,907,851
Issue date
May 25, 1999
Canon Kabushiki Kaisha
Tadashi Yamakawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Document processing to permit sharing of content by plural documents
Patent number
5,778,398
Issue date
Jul 7, 1998
Canon Kabushiki Kaisha
Masaaki Nagashima
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Detecting rewriting of stored data, using codes based on password a...
Patent number
5,481,672
Issue date
Jan 2, 1996
Canon Kabushiki Kaisha
Yasuhiro Okuno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
System for detecting improper rewrites of data system for using sep...
Patent number
5,455,941
Issue date
Oct 3, 1995
Canon Kabushiki Kaisha
Yasuhiro Okuno
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of detecting unjustifiable reloading of stored data
Patent number
5,440,731
Issue date
Aug 8, 1995
Canon Kabushiki Kaisha
Masaaki Nagashima
G06 - COMPUTING CALCULATING COUNTING