Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5934814 | Casing for dispensing rod-like cosmetic | Yoichi Iwamoto | 1999-08-10 |
| 4920091 | Recording material | Ken Iwakura, Shojiro Sano, Masato Satomura, Koreshige Ito | 1990-04-24 |
| 4918045 | Recording material | Masanobu Takashima, Ken Iwakura, Keiso Saeki | 1990-04-17 |
| 4876233 | Recording material | Keiso Saeki, Shojiro Sano, Masanobu Takashima, Ken Iwakura | 1989-10-24 |
| 4871713 | Heat-sensitive recording material | Kensuke Ikeda, Ken Iwakura | 1989-10-03 |
| 4870048 | Color developer sheet | Shojiro Sano, Keiso Saeki, Masanobu Takashima, Ken Iwakura | 1989-09-26 |
| 4808566 | Recording material | Masanobu Takashima, Ken Iwakura, Masato Satomura | 1989-02-28 |
| 4610945 | Encapsulated toner having improved image-forming characteristics | Takeshi Mikami | 1986-09-09 |