Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4880629 | Dialytic solution for peritoneal dialysis | Mitsuo Iwata, Hiroaki Takahashi | 1989-11-14 |
| 4841470 | Surface acoustic wave device for differential phase shift keying convolving | Teruo Niitsuma, Shoichi Minagawa | 1989-06-20 |