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Osamu Koshiishi
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Suwa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Impact dot printer with noise suppression
Patent number
5,669,725
Issue date
Sep 23, 1997
Seiko Epson Corporation
Osamu Koshiishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Serial printer using carriage for paper insertion
Patent number
5,615,959
Issue date
Apr 1, 1997
Seiko Epson Corporation
Katsuhiko Nishizawa
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Impact dot printer with noise suppression
Patent number
5,540,511
Issue date
Jul 30, 1996
Seiko Epson Corporation
Osamu Koshiishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wire dot print head and method for manufacturing same
Patent number
5,527,118
Issue date
Jun 18, 1996
Seiko Epson Corporation
Takashi Asada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Impact dot head with resiliently mounted wire guide
Patent number
5,449,239
Issue date
Sep 12, 1995
Seiko Epson Corporation
Osamu Koshiishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wire dot print head with rotating lever
Patent number
5,368,401
Issue date
Nov 29, 1994
Seiko Epson Corporation
Takashi Asada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wire dot print head and method for manufacturing same
Patent number
5,281,037
Issue date
Jan 25, 1994
Seiko Epson Corporation
Takashi Asada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Print element arrangement in serial matrix printer
Patent number
5,190,382
Issue date
Mar 2, 1993
Seiko Epson Corporation
Osamu Koshiishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Wire dot print head and method for manufacturing same
Patent number
5,174,663
Issue date
Dec 29, 1992
Seiko Epson Corporation
Takashi Asada
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Impact dot print head
Patent number
5,024,543
Issue date
Jun 18, 1991
Seiko Epson Corporation
Akio Mitsuishi
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS