Issued Patents All Time
Showing 26–35 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990481 | Catalyst for steam reforming | Kozo Ohsaki, Katsutoshi Kikuchi, Yoshitsugu Hirota, Toru Numaguchi, Noboru Mochiduki | 1991-02-05 |
| 4832771 | Method for bonding ceramics | Takashi Hamamatu, Haruyuki Ueno | 1989-05-23 |
| 4832888 | Method for producing high-density silicon nitride sintered product | Haruyuki Ueno, Yuji Katsura, Takashi Hamamatu | 1989-05-23 |
| 4572828 | Method for producing silicon nitride sintered body of complex shape | Yuji Katsura, Haruyuki Ueno | 1986-02-25 |
| 4571362 | Magnetic recording medium | Akira Okada, Yutaka Nakashima | 1986-02-18 |
| 4513751 | Method for measuring oxygen metabolism in internal organ or tissue | Hiroshi Abe, Kimizo Ono, Kazuo Hirano | 1985-04-30 |
| 4486231 | Dual phase stainless steel suitable for use in sour wells | Kazuo Fujiwara, Haruo Tomari, Osamu Aritomi | 1984-12-04 |
| 4379800 | Cleaning tape for magnetic recording apparatus | — | 1983-04-12 |
| 4285837 | Catalyst for steam reforming of hydrocarbons | Yoshinobu Yamaguchi, Hitoshi Kodama, Isamu Koshdyama, Nanahiko Kitano, Shigeharu Tsutsumi | 1981-08-25 |
| 4213462 | Optical assembly for detecting an abnormality of an organ or tissue and method | — | 1980-07-22 |