Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5032570 | Method for producing ceramic superconducting material using intermediate products | Yasunobu Ogata, Yusuke Iyori, Kenzi Maruta, Tsutomu Iimura | 1991-07-16 |
| 4874927 | Heating roll for fixing toner | Ryoichi Shibata | 1989-10-17 |