Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12155236 | Portable terminal apparatus and wireless power transmission method by portable terminal apparatus | Yasuo Yahagi, Hitoshi Akiyama | 2024-11-26 |
| 11988843 | Wearable device, battery used in the same, and power supply system | Yasuo Yahagi, Hitoshi Akiyama, Osamu Kawamae | 2024-05-21 |
| 11870276 | Wireless terminal apparatus and wireless power transmitter | Yasuo Yahagi, Hitoshi Akiyama, Osamu Kawamae, Manabu Katsuki | 2024-01-09 |
| 11614630 | Wearable device, battery used in the same, and power supply system | Yasuo Yahagi, Hitoshi Akiyama, Osamu Kawamae | 2023-03-28 |
| 11404912 | Power reception unit, power transmission unit, and wireless power transfer device | Katsuei Ichikawa, Yoshikazu Sugiyama, Yasuo Yahagi | 2022-08-02 |
| 11283301 | Wearable device, battery used in the same, and power supply system | Yasuo Yahagi, Hitoshi Akiyama, Osamu Kawamae | 2022-03-22 |
| 8931028 | Receiving device | Shinichi Murakami | 2015-01-06 |
| 8724035 | Receiver apparatus for receiving a program and searching a channel simultaneously | Shinichi Murakami | 2014-05-13 |
| 8514335 | Transceiver | Shinichi Murakami, Isao Hoda | 2013-08-20 |
| 7782406 | Receiving apparatus and receiving method for channel switching in both digital and analog TV reception | Hitoshi Akiyama | 2010-08-24 |
| 7777818 | Receiving apparatus and a method for setting a receiving antenna thereof | Isao Hoda, Hitoshi Akiyama | 2010-08-17 |
| 7765578 | Digital broadcast receiving device and method | Sadao Tsuruga | 2010-07-27 |
| 6952595 | Digital broadcast channel reception system and method and portable terminal for use in such system | Hiroyasu Ikedo, Hiroyuki Mizukami, Ikuo Murata | 2005-10-04 |
| 4882725 | Multiplex transmission method and apparatus | Tsutomu Noda, Nobutaka Hotta, Akihide Okuda | 1989-11-21 |