Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11538664 | Plasma treatment apparatus and method | Kenichi Yamada, Tomohiro Kawasaki, Nobutaka Numagawa | 2022-12-27 |
| 11156933 | Image forming method | Shiro Hirano, Kazuhiko Nakajima | 2021-10-26 |
| 10379452 | Color image forming process and color toner set | Natsuki Ito, Noboru Ueda, Kouji Sugama, Kenshi Miyajima, Yohei Ohno +1 more | 2019-08-13 |
| 10203621 | Image forming method and toner set for developing electrostatic latent image | Kenshi Miyajima, Noboru Ueda, Kouji Sugama, Natsuki Ito, Yohei Ohno +1 more | 2019-02-12 |
| 9715186 | Electrostatic image developing toner | Kouji Sugama, Yohei Ohno, Noboru Ueda | 2017-07-25 |
| 9568848 | Electrostatic image developing toner | Hiroshi Nagasawa, Noboru Ueda, Kouji Sugama, Anju Hori | 2017-02-14 |
| 8450228 | Refractory, method for manufacturing refractory, and refractory raw material | Katsumi Morikawa, Koichi Haren, Joki Yoshitomi, Toshiyuki Hokii | 2013-05-28 |
| 8182599 | Carbon-containing refractory, production method thereof, and pitch-containing refractory raw material | Toshiyuki Hokii, Hiroyuki Fuchimoto, Toshihiro Suruga, Jyouki Yoshitomi | 2012-05-22 |
| 7275584 | Immersion nozzle for continuous casting of steel and continuous steel casting method using same | Katsumi Morikawa, Joki Yoshitomi, Saeko Uchida | 2007-10-02 |
| 5523685 | Method and apparatus for detecting penetrant metal and measuring thickness of refractory lining | Kiyoto Kasai, Akio Ishii, Shiro Sukenari | 1996-06-04 |
| 4590988 | Method and apparatus for supplying molten metal in the manufacture of amorphous metal ribbons | Hiromi Fukuoka, Hideo Ide | 1986-05-27 |