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Takanori Nanya
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Tokorozawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Two-pole step motor for timepiece
Patent number
6,774,513
Issue date
Aug 10, 2004
Citizen Watch Co., Ltd.
Shigeyuki Takahashi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
2-Pole stepper motor for timepiece
Patent number
6,548,922
Issue date
Apr 15, 2003
Citizen Watch Co., Ltd.
Shigeyuki Takahashi
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Method of manufacturing hand for analog electronic timepiece
Patent number
6,519,853
Issue date
Feb 18, 2003
Citizen Watch Co., Ltd.
Takayasu Machida
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Analog electronic timepiece
Patent number
6,434,086
Issue date
Aug 13, 2002
Citizen Watch Co., Ltd.
Kazuo Suzuki
G04 - HOROLOGY
Information
Patent Grant
Titanium or titanium alloy member and surface treatment method ther...
Patent number
6,221,173
Issue date
Apr 24, 2001
Citizen Watch Co., Ltd.
Yoshitsugu Shibuya
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Solar battery device and method of fabricating the same
Patent number
5,782,995
Issue date
Jul 21, 1998
Citizen Watch Co., Ltd.
Takanori Nanya
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Dents for reed in high-speed weaving machine, and method of manufac...
Patent number
5,762,110
Issue date
Jun 9, 1998
Citizen Watch Co., Ltd.
Mitugu Enomoto
D03 - WEAVING
Information
Patent Grant
Solar battery device
Patent number
5,714,012
Issue date
Feb 3, 1998
Citizen Watch Co, Ltd.
Yasushi Murata
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Coated knitting parts of knitting machine
Patent number
5,642,632
Issue date
Jul 1, 1997
Citizen Watch Co., Ltd.
Takanori Nanya
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Knitting parts of knitting machine
Patent number
5,546,770
Issue date
Aug 20, 1996
Citizen Watch Co., Ltd.
Takanori Nanya
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Knitting parts of knitting machine
Patent number
5,538,799
Issue date
Jul 23, 1996
Citizen Watch Co., Ltd.
Takanori Nanya
D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
Information
Patent Grant
Wear-resistant reed for a high-speed loom
Patent number
5,511,587
Issue date
Apr 30, 1996
Citizen Watch Co., Ltd.
Yukio Miya
D03 - WEAVING
Information
Patent Grant
Temperature compensation type infrared sensor
Patent number
5,056,929
Issue date
Oct 15, 1991
Citizen Watch Co., Ltd.
Sigeru Watanabe
G01 - MEASURING TESTING
Information
Patent Grant
Solid state complementary electrochromic display devices
Patent number
4,482,216
Issue date
Nov 13, 1984
Citizen Watch Co., Ltd.
Eigo Hashimoto
G02 - OPTICS
Information
Patent Grant
All solid state complementary electrochromic display devices
Patent number
4,465,341
Issue date
Aug 14, 1984
Citizen Watch Co., Ltd.
Takanori Nanya
G02 - OPTICS
Information
Patent Grant
All solid-state complementary electrochromic display device
Patent number
4,459,035
Issue date
Jul 10, 1984
Citizen Watch Co., Ltd.
Takanori Nanya
G02 - OPTICS
Information
Patent Grant
Method for making oxide based electrochromic display devices
Patent number
4,451,498
Issue date
May 29, 1984
Citizen Watch Co., Ltd.
Eigo Hashimoto
G02 - OPTICS
Information
Patent Grant
Liquid crystal display cell
Patent number
4,297,004
Issue date
Oct 27, 1981
Technical Research of Citizen Watch Co., Ltd.
Katsuo Nishimura
G02 - OPTICS
Information
Patent Grant
Liquid type display cells and method of manufacturing the same
Patent number
4,188,095
Issue date
Feb 12, 1980
Citizen Watch Co., Ltd.
Katsuo Nishimura
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
Two-pole step motor for timepiece
Publication number
20030197434
Publication date
Oct 23, 2003
Citizen Watch Co., Ltd.
Shigeyuki Takahashi
G04 - HOROLOGY