Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10427905 | Accumulation device | Tsukasa Shigehara, Tsutomu Iwakawa, Takanori Tanaka | 2019-10-01 |
| 10315875 | Accumulation device | Tsukasa Shigehara, Tsutomu Iwakawa, Takanori Tanaka | 2019-06-11 |