TM

Tamotsu Maesawa

SI Seiko Instruments: 10 patents #169 of 1,437Top 15%
Overall (All Time): #499,567 of 4,157,543Top 15%
10
Patents All Time

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11382153 Communication system, communication method, electronic timepiece, and communication apparatus Tomohiro Ihashi, Takayuki Nomura 2022-07-05
11209779 Timepiece and timepiece motor control method Kenji Ogasawara 2021-12-28
10291058 Portable device and portable timepiece Teruo Kato, Yasunori Hara, Dai Terasawa, Hideki Okuda 2019-05-14
10228660 Electronic apparatus and control method Kazumi Sakumoto, Keisuke Tsubata, Tetsuya Nobe 2019-03-12
10110072 Portable device and portable timepiece Teruo Kato, Yasunori Hara, Dai Terasawa, Hideki Okuda 2018-10-23
10067480 Time correction system, electronic device, timepiece, and program Kenji Ogasawara, Akira Takakura, Kazumi Sakumoto, Kazuhiro Koyama, Tomohiro Ihashi +2 more 2018-09-04
9941733 Electronic device, communication system, and method of controlling electronic device Kenji Ogasawara, Akira Takakura, Kazuhiro Koyama 2018-04-10
9800333 Electronic device, communication method and recording medium Kenji Ogasawara, Akira Takakura, Kazumi Sakumoto, Kazuhiro Koyama, Tomohiro Ihashi +2 more 2017-10-24
9709962 Time correction system, electronic device, timepiece, and program Kenji Ogasawara, Akira Takakura, Kazuhiro Koyama 2017-07-18
9442465 Electronic timepiece and control method of electronic timepiece Kosuke Yamamoto, Kenji Ogasawara, Kazuhiro Koyama, Kazumi Sakumoto, Tomohiro Ihashi +2 more 2016-09-13