Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6467533 | Machine and method for continuous casting of steel | Masahiko Oka, Hirohisa Kikuchi, Atsushi Murata, Takashi Usui | 2002-10-22 |
| 6466001 | Method and apparatus for controlling the molten metal level in a mold in continuous casting | Kazuharu Hanazaki, Masahiko Oka | 2002-10-15 |
| 6455216 | Toner for developing electrostatic latent images, method for forming images and apparatus for forming images | Hitoshi Nagahama, Katsuaki Sumida | 2002-09-24 |
| 6444388 | Toner for developing electrostatic latent image | Hitoshi Nagahama, Katsuaki Sumida | 2002-09-03 |
| 6386271 | Method for continuous casting of steel | Masayuki Kawamoto, Masahito Hanao, Hirohisa Kikuchi, Masahiko Oka | 2002-05-14 |