Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11945699 | Collection method and collection system | Kazuo SUYAMA | 2024-04-02 |
| 11939195 | Overhead-line using system and overhead-line moving device | Kazumasa Nakamura, Kazuo SUYAMA | 2024-03-26 |
| 11834307 | Overhead line system and control method | Kazuo SUYAMA | 2023-12-05 |
| 11802030 | Lifting device | Kazuo SUYAMA | 2023-10-31 |
| 10173263 | Additive manufacturing apparatus | Yoshiyuki Mitsuya, Takeshi Kimura, Michiyoshi Keta, Seiji Niwa, Katsuhiro Ito | 2019-01-08 |