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Thermosensitive recording label
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Patent number 6,043,190
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Issue date Mar 28, 2000
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Ricoh Company, Ltd.
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Akira Ichikawa
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording medium
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Patent number 5,773,385
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Issue date Jun 30, 1998
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Ricoh Co., Ltd.
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Yoshinori Katoh
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording sheet
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Patent number 4,616,240
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Issue date Oct 7, 1986
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Ricoh Company, Ltd.
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Norihiko Inaba
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording material
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Patent number 4,571,605
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Issue date Feb 18, 1986
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Ricoh Company, Ltd.
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Takanori Motosugi
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording sheet
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Patent number 4,507,669
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Issue date Mar 26, 1985
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Ricoh Company, Ltd.
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Hiroshi Sakamoto
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Thermosensitive recording material
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Patent number 4,507,670
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Issue date Mar 26, 1985
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Ricoh Company, Ltd.
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Takanori Motosugi
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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