Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5432710 | Energy supply system for optimizing energy cost, energy consumption and emission of pollutants | Akio Nakashiba, Masahiro Koga, Hisao Ohnishi, Hideaki Kawahara | 1995-07-11 |
| 4435629 | Combination heating apparatus | Kenichi Abe | 1984-03-06 |