Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8901049 | Sliding mechanism and friction reduction method for the same | Sachiyo Ono, Masaru Iijima, Noriyoshi Tanaka, Kenji Yamamoto, Akihiro Kotaka | 2014-12-02 |
| 8883696 | Sliding mechanism and friction reduction method for the same | Sachiyo Ono, Masaru Iijima, Noriyoshi Tanaka, Kenji Yamamoto, Akihiro Kotaka | 2014-11-11 |