Issued Patents All Time
Showing 1–25 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1063737 | Front bumper for automobile | Tomohito Okaji | 2025-02-25 |
| D1053408 | Front combination lamp for an automobile | — | 2024-12-03 |
| 11888195 | Fuel cell power generation system | Yuzo Shirakawa | 2024-01-30 |
| D1005531 | Rear combination lamp for an automobile | — | 2023-11-21 |
| 11732624 | Fuel production device | Hiroaki Hasegawa, Yuzo Shirakawa, Hiroto Naito | 2023-08-22 |
| 11506115 | Cogeneration system | Yuzo Shirakawa, Hiroto Naito | 2022-11-22 |
| 10887702 | Loudspeaker | Minoru Ueno, Fumiaki Nakashima | 2021-01-05 |
| 10696201 | Headrest and vehicle seat | Tsutomu Fujikake, Shingo TAKEI, Naoki Takada | 2020-06-30 |
| 10328831 | Acoustic device | Naoki Takada, Fumiaki Nakashima, Takahiko NAGASAWA, Yasuyuki Ito | 2019-06-25 |
| 10197019 | Ethanol engine system | Atsushi Shimada, Yuzo Shirakawa | 2019-02-05 |
| 10183248 | Air cleaner | — | 2019-01-22 |
| 10064496 | Head rest device | Naoki Takada, Fumiaki Nakashima, Takahiko NAGASAWA, Yasuyuki Ito | 2018-09-04 |
| 9981613 | Headrest and vehicle seat with integrated speakers | Yasuyuki Ito, Takahiko NAGASAWA, Naoki Takada, Fumiaki Nakashima | 2018-05-29 |
| 9975459 | Headrest device and sound collecting device | Naoki Takada, Fumiaki Nakashima, Takahiko NAGASAWA, Yasuyuki Ito, Junpei Yoshikawa | 2018-05-22 |
| 9660284 | Power conversion system | Atsushi Shimada, Masatoshi Sugimasa | 2017-05-23 |
| 9260304 | Hydrogen separation device and method for operating same | Kazuhiro Yamamura | 2016-02-16 |
| 9028781 | Renewable energy storage system | Hiroto Naito, Masatoshi Sugimasa | 2015-05-12 |
| 8869754 | Engine system with reformer | Atsushi Shimada, Yasuo Yoshii | 2014-10-28 |
| 8839606 | Engine system with reformer | Atsushi Shimada, Tadashi Sano | 2014-09-23 |
| 8596231 | Engine system with reformer | Atsushi Shimada, Tadashi Sano | 2013-12-03 |
| 8440481 | Manufacturing method of the electronic component | Masayuki Itoh, Tomokazu Nakashima | 2013-05-14 |
| 8397680 | Engine system | Atsushi Shimada, Masatoshi Sugimasa | 2013-03-19 |
| 8307863 | Fuel filling and waste solution recovery apparatus and fuel vessel | Masafumi Noujima, Takeyuki Itabashi, Hiroshi Kanemoto, Shinji Yamada | 2012-11-13 |
| 8206035 | Low-friction sliding mechanism, low-friction agent composition and method of friction reduction | Jean Michel Martin, Shigeki Takeshima, Shozaburo Konishi, Makoto Kano, Yutaka Mabuchi +3 more | 2012-06-26 |
| 8197752 | Managing system and method for emissions of environmental pollutants | Masafumi Nojima, Takeyuki Itabashi, Hiroshi Kanemoto | 2012-06-12 |