Daisuke Tokunaga

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Timepiece
- Patent number 11,650,548
- Issue date May 16, 2023
- Citizen Watch Co., Ltd.
- Kenji Shimoda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromechanical transducer and electronic timepiece
- Patent number 11,567,454
- Issue date Jan 31, 2023
- Citizen Watch Co., Ltd.
- Yasuo Kitajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
TIMEPIECE
- Publication number 20200293000
- Publication date Sep 17, 2020
- CITIZEN WATCH CO., LTD.
- Kenji SHIMODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROMECHANICAL TRANSDUCER AND ELECTRONIC TIMEPIECE
- Publication number 20200209809
- Publication date Jul 2, 2020
- CITIZEN WATCH CO., LTD.
- Yasuo Kitajima
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
On-line real-time monitoring system and method of on-line real-time...
- Publication number 20010025249
- Publication date Sep 27, 2001
- Daisuke Tokunaga
- G06 - COMPUTING CALCULATING COUNTING