Katsuyoshi Takizawa

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Calendar timepiece
- Patent number 7,106,661
- Issue date Sep 12, 2006
- Seiko Instruments Inc.
- Mamoru Watanabe
- G04 - HOROLOGY
Information Patent Grant
Chronograph timepiece having zeroing structure
- Patent number 7,029,169
- Issue date Apr 18, 2006
- Seiko Instruments Inc.
- Takashi Takahashi
- G04 - HOROLOGY
Information Patent Grant
Self-winding timepiece having train wheel setting apparatus
- Patent number 6,814,483
- Issue date Nov 9, 2004
- Seiko Instruments Inc.
- Mamoru Watanabe
- G04 - HOROLOGY
Information Patent Grant
Chronograph timepiece
- Patent number 6,406,176
- Issue date Jun 18, 2002
- Seiko Instruments Inc.
- Takashi Takahashi
- G04 - HOROLOGY
Information Patent Grant
Clock with a mainspring wound state indicator
- Patent number 6,166,999
- Issue date Dec 26, 2000
- Seiko Instruments Inc.
- Koichiro Jujo
- G04 - HOROLOGY
Information Patent Grant
Multi-functional timepiece
- Patent number 5,956,294
- Issue date Sep 21, 1999
- Seiko Instruments Inc.
- Katsuyoshi Takizawa
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
Chronograph timepiece having zeroing structure
- Publication number 20040218473
- Publication date Nov 4, 2004
- Takashi Takahashi
- G04 - HOROLOGY
Information Patent Application
Chronograph timepiece having calendar mechanism
- Publication number 20040208085
- Publication date Oct 21, 2004
- Mamoru Watanabe
- G04 - HOROLOGY
Information Patent Application
Chronograph timepiece containing chronogeaph train wheel disposed i...
- Publication number 20040208087
- Publication date Oct 21, 2004
- Katsuyoshi Takizawa
- G04 - HOROLOGY
Information Patent Application
Chronograph timepiece having hour/minute coupling lever
- Publication number 20040190381
- Publication date Sep 30, 2004
- Takeshi Tokoro
- G04 - HOROLOGY
Information Patent Application
Self-winding timepiece having train wheel setting apparatus
- Publication number 20040130972
- Publication date Jul 8, 2004
- Mamoru Watanabe
- G04 - HOROLOGY
Information Patent Application
Timepiece with calendar
- Publication number 20040130970
- Publication date Jul 8, 2004
- Mamoru Watanabe
- G04 - HOROLOGY