Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9835217 | Coil spring modeling apparatus and method utilizing a torsion detection to control an actuator unit | Takahiro Nakamura, Senri Moriyama, Ryuichi Sato, Shinichi Nishizawa | 2017-12-05 |
| 9811067 | Coil spring modeling apparatus and method of the same | Takahiro Nakamura, Senri Moriyama, Ryuichi Sato, Shinichi Nishizawa | 2017-11-07 |
| 9470590 | Coil spring modeling apparatus | Takahiro Nakamura, Senri Moriyama, Ryuichi Sato, Shinichi Nishizawa | 2016-10-18 |
| 8627642 | Clippings collecting-discharging device | Koji Takahashi, Tomoji Utsugi | 2014-01-14 |
| 5058545 | Oil pan for internal combustion engine | Toshihiro Hirai, Shuji Kurosaka | 1991-10-22 |
| 4962636 | Mower | Keiichi Sampei, Yosihito Dei, Katsumi Fukumoto, Yoshihiro Kato | 1990-10-16 |
| 4941863 | Stepless speed change mechanism in belt transmission device | Keiichi Sampei, Masami Kawasaki, Yosihito Dei, Katsumi Fukumoto | 1990-07-17 |
| 4934989 | Belt transmission | Keiichi Sampei, Yoshihiro Kato, Yosihito Dei, Katsumi Fukumoto | 1990-06-19 |
| 4829754 | Front mower | Teruo Shimamura, Takao Sakatsuji | 1989-05-16 |
| 4233669 | Redundant bubble memory control system | Sumio Furukawa | 1980-11-11 |
| 4183090 | Magnetic bubble memory equipment | Takeshi Masuda, Masakatu Nunotani, Norio Amano | 1980-01-08 |