Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814997 | Method and apparatus for estimating an atmospheric pressure based on an intact air pressure at a certain time | Toshimi Matsumura, Hisanori Kobayashi | 1989-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4814997 | Method and apparatus for estimating an atmospheric pressure based on an intact air pressure at a certain time | Toshimi Matsumura, Hisanori Kobayashi | 1989-03-21 |