Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12377888 | Railway axle | Taizo Makino, Chihiro KOZUKA, Toshiyuki Hata, Akihito Yamane | 2025-08-05 |
| 12308464 | Energy storage apparatus | — | 2025-05-20 |
| 12000028 | Rail vehicle axle | Taizo Makino, Takayuki Kamimura, Yutaka Wakasu, Kiyonobu Sugae, Yukiteru Takeshita +1 more | 2024-06-04 |
| 11205887 | Quantum cascade laser and method for manufacturing same | Rei Hashimoto, Shinji Saito, Tomohiro Takase, Tsutomu KAKUNO, Kei Kaneko | 2021-12-21 |
| 11114821 | Semiconductor laser wafer and semiconductor laser | Kei Kaneko, Shinji Saito, Rei Hashimoto, Tsutomu KAKUNO, Tomohiro Takase | 2021-09-07 |
| 11069930 | Energy storage apparatus | Shogo Tsuruta | 2021-07-20 |
| 10991931 | Energy storage apparatus | Shogo Tsuruta | 2021-04-27 |
| 10665887 | Energy storage apparatus including aligning projection contacting energy storage devices | — | 2020-05-26 |
| 10490977 | Surface-emitting quantum cascade laser | Rei Hashimoto, Shinji Saito, Tsutomu KAKUNO, Kei Kaneko, Tomohiro Takase | 2019-11-26 |
| 10333128 | Energy storage apparatus and energy storage apparatus checking method | Shogo Tsuruta, Ryutaro Nishikawa, Tsyoshi Hidaka | 2019-06-25 |
| 10180529 | Illumination device and light-guiding member | Hiroshi Ohno, Mitsuaki Kato, Tomonao Takamatsu, Masataka Shiratsuchi, Hiromichi Hayashihara +2 more | 2019-01-15 |
| D836553 | Rechargeable battery | Shogo Tsuruta | 2018-12-25 |
| D836554 | Rechargeable battery | Shogo Tsuruta | 2018-12-25 |
| 10014507 | Energy storage apparatus | Shogo Tsuruta, Masamitsu Tononishi | 2018-07-03 |
| D817870 | Rechargeable battery | — | 2018-05-15 |
| 9960460 | Energy storage apparatus | Shogo Tsuruta | 2018-05-01 |
| 9850560 | Steel for wheel | Yukiteru Takeshita, Kentaro Kiriyama, Takanori Kato | 2017-12-26 |
| D804418 | Rechargeable battery | Shogo Tsuruta | 2017-12-05 |
| 9810378 | Lighting apparatus and light guide | Hiroshi Ohno, Mitsuaki Kato, Katsumi Hisano | 2017-11-07 |
| 9746140 | LED lighting device | Hiroshi Ohno, Mitsuaki Kato, Katsumi Hisano, Yoshinori Honguh, Masataka Shiratsuchi +3 more | 2017-08-29 |
| 9568661 | Light guiding body and lighting system | Hiroshi Ohno, Mitsuaki Kato, Tomonao Takamatsu | 2017-02-14 |
| 9194568 | Lighting unit and lighting device | Takayoshi Moriyama, Junya Murata, Makoto Yamazaki, Yumi Hanyuda, Katsumi Hisano +2 more | 2015-11-24 |
| 8000207 | Method for reproducing hologram | — | 2011-08-16 |
| 7859974 | Optical information recording/reproducing apparatus, diffraction-grating fabricating apparatus, optical information recording medium, and positioning control method | Shinichi Tatsuta | 2010-12-28 |
| 7768881 | Medium, apparatus, and method of recording optical-information | Shinichi Tatsuta, Yuji Kubota, Akiko Hirao, Kazuki Matsumoto | 2010-08-03 |