Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11060610 | Multistage shaft sealing apparatus and rotary machine | Takanobu Otani, Hiroyuki Tokumasu, Toshihiko Matsuo, Yasuhiro Ikeda, Hitoshi Ito +2 more | 2021-07-13 |
HK
Hiroshi Kuzumi
Overall (2021): #433,888 of 548,734Top 80%
1
Patents 2021