Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10578162 | Bearing ring for roller bearing, method for manufacturing the same, and roller bearing | Kensuke Suzuki, Nicolas Vincent Barbi, Tsuyoshi Mikami | 2020-03-03 |
| 10538821 | Heat treatment apparatus and heat treatment method | Towako Matsui, Katsuhiko Kizawa, Takashi Sada, Tsuyoshi Mikami | 2020-01-21 |