Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10889878 | Alloy material, contact probe, and connection terminal | Toshio Kazama, Yoshihisa Tani, Satoshi Shoji, Teruo Anraku, Masayuki Ainoya +2 more | 2021-01-12 |
| 10118208 | Hollow spring utilizing seamless steel pipe | Koji Iwaya, Tomoyuki Minami, Noritoshi Takamura | 2018-11-06 |
| 9804198 | Alloy material, contact probe, and connection terminal | Teruo Anraku, Masayuki Ainoya, Tomohiro Kubota, Tomoyuki Minami, Noritoshi Takamura +1 more | 2017-10-31 |
| 9689051 | Hollow seamless pipe for high-strength springs | Hitoshi Hatano | 2017-06-27 |
| 9650704 | Seamless steel pipe for hollow spring | Takuya Kochi, Hitoshi Hatano, Eiichi Tamura | 2017-05-16 |
| 9482302 | Process for manufacturing seamless steel pipe, hollow spring utilizing seamless steel pipe | Koji Iwaya, Tomoyuki Minami, Noritoshi Takamura | 2016-11-01 |
| 9429255 | Hollow seamless pipe for high-strength spring | Takuya Kochi, Hitoshi Hatano, Eiichi Tamura, Takashi Yajima, Akira Tange | 2016-08-30 |
| 8801444 | Busbar and busbar manufacturing method | Akira Sakae | 2014-08-12 |