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Hiroaki Inoue
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Fuji, JP
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last 30 patents
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Patent Grant
Thermosensitive recording material
Patent number
5,200,385
Issue date
Apr 6, 1993
Ricoh Company, Ltd.
Hiroaki Inoue
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermosensitive recording material
Patent number
4,980,337
Issue date
Dec 25, 1990
Ricoh Company Ltd.
Kanjirou Kawasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Thermosensitive recording material
Patent number
4,912,079
Issue date
Mar 27, 1990
Ricoh Company, Ltd.
Kanjirou Kawasaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS