Issued Patents 1982
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4318618 | Apparatus for automatically measuring changing values of absorbance | Yukio Ohtake | 1982-03-09 |
| 4314029 | Apparatus for automatically measuring changes in amount of gas | Yukio Ohtake | 1982-02-02 |