Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5837952 | Mat switch | Kazuhisa Oshiro, Toyomi Yoshida | 1998-11-17 |
| 5141490 | Single-needle type plasma separation apparatus and plasma collection apparatus | Tatsuya Fujii | 1992-08-25 |