Toshitaka Nagahama

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Patents Grantslast 30 patents

Information Patent Grant
Electronic timepiece with internal antenna
- Patent number 9,658,604
- Issue date May 23, 2017
- Seiko Epson Corporation
- Toshitaka Nagahama
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with internal antenna
- Patent number 9,219,304
- Issue date Dec 22, 2015
- Seiko Epson Corporation
- Toshitaka Nagahama
- G04 - HOROLOGY
Information Patent Grant
Electronic timepiece with built-in antenna
- Patent number 9,128,470
- Issue date Sep 8, 2015
- Seiko Epson Corporation
- Toshiaki Yanagisawa
- G04 - HOROLOGY

Patents Applicationslast 30 patents

Information Patent Application
ELECTRONIC TIMEPIECE WITH BUILT-IN ANTENNA
- Publication number 20150016229
- Publication date Jan 15, 2015
- SEIKO EPSON CORPORATION
- Toshiaki Yanagisawa
- G04 - HOROLOGY
Information Patent Application
ELECTRONIC TIMEPIECE WITH INTERNAL ANTENNA
- Publication number 20140085153
- Publication date Mar 27, 2014
- SEIKO EPSON CORPORATION
- Toshitaka Nagahama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC TIMEPIECE WITH INTERNAL ANTENNA
- Publication number 20140085154
- Publication date Mar 27, 2014
- SEIKO EPSON CORPORATION
- Toshitaka Nagahama
- G04 - HOROLOGY