Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11103917 | Orbital forging device, method for orbital forging, method for manufacturing hub unit bearing using method for orbital forging, and method for manufacturing vehicle | Nobuyuki Hagiwara, Tokumasa Kikuchi, Hiroshi Koyama | 2021-08-31 |
| 11077485 | Rotary forge device testing device, testing tool, testing method, bearing unit manufacturing device, bearing unit manufacturing method, and vehicle manufacturing method | Tokumasa Kikuchi, Nobuyuki Hagiwara | 2021-08-03 |