Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12252765 | Automotive door beam made of aluminum alloy extruded material | Shinji Yoshihara, Misuzu YAMAMOTO, Yuki Tanaka, Ryo UNOKI, Takahiro Ozawa | 2025-03-18 |
| 11124050 | Aluminum alloy door beam | Masatoshi Yoshida | 2021-09-21 |
| 10843537 | Door beam | Masatoshi Yoshida | 2020-11-24 |
| 10487383 | Method for producing 7000-series aluminum alloy member excellent in stress corrosion cracking resistance | Shinji Yoshihara | 2019-11-26 |
| 10144997 | 7xxx series aluminum alloy member excellent in stress corrosion cracking resistance and method for manufacturing the same | Narikazu Hashimoto, Tsunetake Tsuyoshi | 2018-12-04 |
| 10138537 | 7xxx series aluminum alloy member excellent in stress corrosion cracking resistance and method for manufacturing the same | Narikazu Hashimoto, Tsunetake Tsuyoshi | 2018-11-27 |
| 9657374 | Free-machining aluminum alloy extruded material with reduced surface roughness and excellent productivity | Yukimasa Miyata, Shinji Yoshihara | 2017-05-23 |
| 9551054 | 7xxx series aluminum alloy member excellent in stress corrosion cracking resistance and method for manufacturing the same | Shinji Yoshihara | 2017-01-24 |
| 9371047 | Bumper structure and method for manufacturing bumper beam | Narikazu Hashimoto, Tsunetake Tsuyoshi, Hiroyuki Kajiwara | 2016-06-21 |
| 9206496 | Aluminum alloy extruded material for electro-magnetic forming | Shinji Yoshihara | 2015-12-08 |