Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856849 | Disk wheel for a motor vehicle | Katsuhiko Fujii, Yasuhiro Miyanaga, Heizo Asami, Susumu Takekoshi, Yasuo Kasai | 1989-08-15 |
| 4693572 | Monocentric bifocal corneal contact lens | George F. Tsuetaki | 1987-09-15 |
| 4454748 | Apparatus for measuring the content of hydrogen dissolved in a molten metal | Shiro Terai, Sakae Kato, Masaya Imai, Susumu Inumaru, Masahiro Yoshida | 1984-06-19 |
| 4427034 | Coating composition for protecting inner surface of tubes in heat exchangers | Koji Nagata, Akio Ogiso | 1984-01-24 |
| 4421790 | Method for coating the inner surface of long tubes of small diameter | Koji Nagata, Mamoru Nishikawa | 1983-12-20 |
| 4370944 | Apparatus for coating the inner surface of long tubes of small diameter | Koji Nagata, Mamoru Nishikawa | 1983-02-01 |
| 4337785 | Method using copper-copper-alloy tube for water supply | Kiyoji Sagisaka | 1982-07-06 |
| 4337793 | Copper-alloy tube water supply | Kiyoji Sagisaka | 1982-07-06 |
| 4330179 | Variable magnification projection device | — | 1982-05-18 |