Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6669815 | Sheet surface treating agent and ink-jet printing paper | Toshiaki Sugiyama, Motosuke Ono | 2003-12-30 |
| 5075546 | Magnetic field measurement apparatus | Hisashi Minemoto, Kazurou Toda, Daisuke Ishiko, Satoshi Ishizuka, Akihiro Miura | 1991-12-24 |
| 4999571 | Current and/or voltage detector for a distribution system | Daisuke Ishiko, Kazurou Toda, Akihiro Miura | 1991-03-12 |