Akihiro Matoge

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Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Radio-wave clock
- Patent number 7,102,963
- Issue date Sep 5, 2006
- Seiko Instruments Inc.
- Akihiro Matoge
- G04 - HOROLOGY
Information Patent Grant
Analog electronic timepiece including plural indicator wheels
- Patent number 6,804,172
- Issue date Oct 12, 2004
- Seiko Instruments Inc.
- Akihiro Matoge
- G04 - HOROLOGY
Information Patent Grant
Clutch wheel for a timepiece
- Patent number 6,688,765
- Issue date Feb 10, 2004
- Seiko Instruments Inc.
- Akihiro Matoge
- G04 - HOROLOGY
Information Patent Grant
Timepiece having thermoelectric generator unit
- Patent number 6,407,965
- Issue date Jun 18, 2002
- Seiko Instruments Inc.
- Akihiro Matoge
- G04 - HOROLOGY
Information Patent Grant
Timepiece and portable electronic device having thermoelectric gene...
- Patent number 6,359,841
- Issue date Mar 19, 2002
- Seiko Instruments Inc.
- Susumu Kotanagi
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Power generating block provided with thermoelectric generation unit
- Patent number 6,316,714
- Issue date Nov 13, 2001
- Seiko Instruments Inc.
- Susumu Kotanagi
- H01 - BASIC ELECTRIC ELEMENTS