Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6083289 | Pulverized coal carriability improver | Reiji Ono, Takashi Nakaya, Yoshio Kimura, Tsunao Kamijo, Kenichi Miyamoto +2 more | 2000-07-04 |
| 5761941 | Lubricant composition for cryogenic forming of aluminum or aluminum alloy sheets | Kuniaki Matsui, Tomoyuki Sugita | 1998-06-09 |
| 5583100 | Oil compositions for hot rolling aluminum and aluminum alloys | Yoshio Okamoto, Yukio Sugishita, Hiroyuki Andoh, Kuniaki Matsui, Masataka Negishi | 1996-12-10 |
| 4800034 | Cold rolling oil composition for aluminum and aluminum-containing alloys | Masaru Akao, Yoshio Okamoto, Akio Manba | 1989-01-24 |