Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4854686 | Apochromat type objective lenses | — | 1989-08-08 |
| 4853230 | Pharmaceutical formulations of acid labile substances for oral use | Kurt Lovgren, Ake Pilbrant, Mitsuru Yasumura, Satoshi Morigaki, Naohiro Ohishi | 1989-08-01 |
| 4823293 | Correlation time-difference detector | — | 1989-04-18 |
| 4815108 | Signal detection apparatus | — | 1989-03-21 |