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Susumu Saitoh
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Ibaraki, JP
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last 30 patents
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Patent Grant
Toner empty detecting system
Patent number
5,162,848
Issue date
Nov 10, 1992
Hitachi Koki Co., Ltd.
Susumu Saitoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Beam position control apparatus
Patent number
5,161,046
Issue date
Nov 3, 1992
Hitachi Koki Co., Ltd.
Minoru Ohshima
G02 - OPTICS
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Patent Grant
Double beam scan type optical apparatus
Patent number
5,140,157
Issue date
Aug 18, 1992
Hitachi Koki Co., Ltd.
Minoru Ohshima
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS