Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4821080 | Measuring apparatus for enzyme reaction rates | — | 1989-04-11 |
| 4810659 | Process for injecting a minute volume of a solution and an apparatus therefor | Yuji Higo, Shuji Iwasaki | 1989-03-07 |