Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11077709 | Drive shaft and method for producing drive shaft | Mitsuru Kamikawa, Ko Sugai, Masafumi Yamamoto, Takafumi Murakami, Kazuya Kumei +2 more | 2021-08-03 |
| 10935428 | Spectrum measurement apparatus and spectrum measurement method | Yuji Matsuura | 2021-03-02 |