Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063861 | Ceramic fiber furnace | Keikichi Imogawa | 1991-11-12 |
| 4856987 | Tunnel kiln for ceramic firing | Keiji Yasuda, Kazuhiro Miyahara | 1989-08-15 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063861 | Ceramic fiber furnace | Keikichi Imogawa | 1991-11-12 |
| 4856987 | Tunnel kiln for ceramic firing | Keiji Yasuda, Kazuhiro Miyahara | 1989-08-15 |