Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672560 | Enthalpy calculator | Akifumi Katayama, Satoshi Ueda | 1987-06-09 |
| 4672561 | Enthalpy calculator unit | Akifumi Katayama, Satoshi Ueda, Katsuhiko Suwa | 1987-06-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672560 | Enthalpy calculator | Akifumi Katayama, Satoshi Ueda | 1987-06-09 |
| 4672561 | Enthalpy calculator unit | Akifumi Katayama, Satoshi Ueda, Katsuhiko Suwa | 1987-06-09 |