Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6758646 | Structure for preventing loosening of threaded fasteners | — | 2004-07-06 |
| 5158409 | Bolt lock device | — | 1992-10-27 |
| 4294902 | Image formation method having translucent particles containing a coloring agent and a colorless dye former | Yuji Takashima, Hisanori Nishiguchi, Kimiaki Yoshino | 1981-10-13 |
| 4284696 | Light transmission particle for forming color image | Yuji Takashima, Hisanori Nishiguchi, Yoshihide Miyazawa, Katsuichi Motohashi | 1981-08-18 |
| 4262078 | Light transmitting particle for forming color image | Yuji Takashima, Yoshihide Miyazawa, Katsuichi Motohashi, Michihiro Gonda | 1981-04-14 |
| 4238562 | Light transmission particle for forming color image | Yuji Takashima, Hisanori Nishiguchi, Yoshihide Miyazawa, Shigeru Endo | 1980-12-09 |
| 4230784 | Electrostatic image forming process and particles comprising reactive sublimable dye, subliming developer and conductive substance | Hisanori Nishiguchi, Yuji Takashima | 1980-10-28 |