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Hiroyuki SEKI
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical article and optical article production method
Patent number
8,789,944
Issue date
Jul 29, 2014
Hoya Lens Manufacturing Philippines Inc.
Keiji Nishimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Optical article and method for producing the same
Patent number
8,215,766
Issue date
Jul 10, 2012
Seiko Epson Corporation
Keiji Nishimoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Optical article and process for producing the same
Patent number
8,128,225
Issue date
Mar 6, 2012
Seiko Epson Corporation
Keiji Nishimoto
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
TRANSPARENT MEMBER, TIMEPIECE, AND METHOD OF MANUFACTURING A TRANSP...
Publication number
20180372919
Publication date
Dec 27, 2018
SEIKO EPSON CORPORATION
Katsumi SUZUKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Optical Article and Method for Producing Optical Article
Publication number
20120154916
Publication date
Jun 21, 2012
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
G02 - OPTICS
Information
Patent Application
Optical Article and Optical Article Production Method
Publication number
20120026456
Publication date
Feb 2, 2012
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Lens Manufacturing Method and Lens
Publication number
20120019913
Publication date
Jan 26, 2012
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Optical Article and Process for Producing the Same
Publication number
20100226005
Publication date
Sep 9, 2010
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
G02 - OPTICS
Information
Patent Application
Optical Article and Method for Producing the Same
Publication number
20100226004
Publication date
Sep 9, 2010
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
G02 - OPTICS
Information
Patent Application
Optical Article and Process for Producing the Same
Publication number
20100225882
Publication date
Sep 9, 2010
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
G02 - OPTICS
Information
Patent Application
Optical Article and Method for Producing the Same
Publication number
20100177395
Publication date
Jul 15, 2010
SEIKO EPSON CORPORATION
Keiji NISHIMOTO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
TRANSPARENT MEMBER, TIMEPIECE, AND METHOD OF MANUFACTURING A TRANSP...
Publication number
20100027383
Publication date
Feb 4, 2010
SEIKO EPSON CORPORATION
Katsumi SUZUKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Process for Producing Optical Article
Publication number
20090232978
Publication date
Sep 17, 2009
SEIKO EPSON CORPORATION
Keiichi SUZUKI
G02 - OPTICS