Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701864 | Energy transformation method and its system for piston reciprocating cycle | Hiroyasu Tanigawa | 1997-12-30 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5701864 | Energy transformation method and its system for piston reciprocating cycle | Hiroyasu Tanigawa | 1997-12-30 |