Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5871138 | Method and apparatus for continuous finishing hot-rolling a steel strip | Kenji Kataoka, Toshisada Takechi, Nobuaki Nomura, Katsuhiro Takebayashi, Yoshikiyo Tamai | 1999-02-16 |
| 5300467 | Optical glass | Futoshi Ishizaki, Muneo Nakahara, Katsuhiko Yamaguchi | 1994-04-05 |
| 4579608 | Grain-oriented silicon steel sheets having a very low iron loss and methods for producing the same | Yoh Shimizu, Yo Ito, Hiroshi Shimanaka | 1986-04-01 |