Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733635 | Method of repairing a coke oven buckstay and a moving device for use in such method | Tatsuya Ozawa, Tetsuro Uchida, Nobuya Kamide | 2004-05-11 |
| 6539602 | Method of repairing coke oven | Tatsuya Ozawa, Tetsuro Uchida, Nobuya Kamide, Yuzuru Osaki, Yoshiharu Sato | 2003-04-01 |
| 6373017 | Continuous hot rolling mill with metal block conveying apparatus | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Hirosuke Yamada, Toshiaki Amagasa +10 more | 2002-04-16 |
| 6345756 | Defectively joined portion removal apparatus for use in a continuous hot rolling process | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Hirosuke Yamada, Toshiaki Amagasa +10 more | 2002-02-12 |
| 6262402 | Method and apparatus for joining metal pieces using induction heating | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 2001-07-17 |
| 6252211 | Method of joining metal pieces | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 2001-06-26 |
| 6248984 | Method and apparatus for joining metal pieces | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 2001-06-19 |
| 6218649 | Method and apparatus for joining metal pieces using induction heating | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 2001-04-17 |
| 6184508 | Apparatus for joining metal pieces using induction heating | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 2001-02-06 |
| 6152352 | Continuous hot rolling method of metal blocks, as well as a metal block joining apparatus, a table roller for conveying the metal blocks, a poor joined portion removing apparatus and a metal block cooling apparatus which are used to carry out said method | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Hirosuke Yamada, Toshiaki Amagasa +3 more | 2000-11-28 |
| 6139692 | Method of controlling the operating temperature and pressure of a coke oven | Tatsuya Ozawa, Tetsuro Uchida, Katsuhiko Sato, Hidetaka Suginobe | 2000-10-31 |
| 5951903 | Method and apparatus for joining metal pieces | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Toshiaki Amagasa, Takahiro Yamasaki +18 more | 1999-09-14 |
| 5753894 | Hot rolling method for continuously joining metal blocks and an apparatus for the same | Shigeru Isoyama, Takeshi Hirabayashi, Hideyuki Nikaido, Hirosuke Yamada, Toshiaki Amagasa +6 more | 1998-05-19 |
| 5728348 | Ladle cover for vacuum refining process | Sumio Yamada, Masaru Washio, Toshio Kanatani | 1998-03-17 |
| 5562151 | Method and apparatus for producing thin ribbon | Kenji Nakagawa, Saburo Moriwaki, Kiyoshi Shibuya, Shun Suhara, Kazuyuki Katoh +2 more | 1996-10-08 |
| 4759400 | Belt type cast sheet continuous caster and prevention of melt leakage in such a caster | Nagayasu Bessho, Hirokazu Tozawa, Tetsuya Fujii, Tsutomu Nozaki, Saburo Moriwaki +4 more | 1988-07-26 |