Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6326113 | Charge control agent manufacturing process thereof and toner for developing electrostatic images | Yoshitaka Taguchi, Akihiro Tada, Shun-ichiro Yamanaka | 2001-12-04 |
| 5545023 | Pressure molding apparatus for molten resin | Toshihiro Hosokawa, Kiyoshi Nakahara, Ryuichi Ishitsubo | 1996-08-13 |
| 5338182 | Pressure molding apparatus for molten resin | Toshihiro Hosokawa, Kiyoshi Nakahara, Ryuichi Ishitsubo | 1994-08-16 |
| 5238392 | Pressure molding apparatus for molten resin having a limit switch which detects movement of a gate pin | Toshihiro Hosokawa, Kiyoshi Nakahara, Ryuichi Ishitsubo | 1993-08-24 |
| 5234336 | Pressure molding apparatus for molten resin | Toshihiro Hosokawa, Kiyoshi Nakahara, Ryuichi Ishitsubo | 1993-08-10 |
| 4976529 | Soldering material for spectacle frame and spectacle frame in which said soldering material is used | Kazuo Segoshi, Kenji Okamura, Mizuo Yoshida | 1990-12-11 |
| 4953966 | Spectacle frame | Kazuo Segoshi, Kenji Okamura, Mizuo Yoshida | 1990-09-04 |