Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7497094 | Glass melting furnace and method for producing glass | Masataka Takagi, Noriyuki Yoshida, Tatuya Takaya | 2009-03-03 |
| 5603456 | Liquid fuel burner | Masaki Fujiwara, Hiroshi Sanui, Kimio Iino, Hiroshi Igarashi | 1997-02-18 |