Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6159428 | Structure of gasified and melting furnace | Yuichi Yamakawa, Tsuneo Matsudaira, Tomohiro Yoshida, Yasuo Suzuki | 2000-12-12 |
| 5749720 | Gas heating apparatus with dual burners | Seiji Fukuda, Yotaro Ohno | 1998-05-12 |
| 5375996 | Combustion apparatus having heat-recirculation function | Tsuneo Matsudaira, Felix J. Weinberg | 1994-12-27 |
| 5375997 | Combustion apparatus having heat-recirculating function | Tsuneo Matsudaira, Felix J. Weinberg | 1994-12-27 |
| 5224856 | Surface combustion burner | — | 1993-07-06 |
| 5161965 | Surface combustion burner | — | 1992-11-10 |