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Optical unit
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Patent number 11,141,817
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Issue date Oct 12, 2021
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Olympus Corporation
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Keiichi Asami
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Coating material
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Patent number 9,133,317
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Issue date Sep 15, 2015
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Mitsui Chemicals, Inc.
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Keiichi Asami
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B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
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Inkjet printer
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Patent number 8,534,785
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Issue date Sep 17, 2013
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Riso Kagaku Corporation
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Keiichi Asami
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ink jet printer
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Patent number 8,403,467
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Issue date Mar 26, 2013
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Riso Kagaku Corporation
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Keiichi Asami
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Ink-jet printer
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Patent number 8,197,046
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Issue date Jun 12, 2012
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Riso Kagaku Corporation
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Keiichi Asami
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B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
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Resin composition
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Patent number 6,562,901
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Issue date May 13, 2003
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Mitsui Chemicals, Inc.
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Keiichi Asami
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...