Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7674423 | Process for producing three-dimensional model | — | 2010-03-09 |
| 7300613 | Process for producing three-dimensional model, and three-dimensional model | Hidefumi Sera | 2007-11-27 |
| 6667275 | Heat-sensitive recording material | Fumiya Tabata | 2003-12-23 |
| 6248497 | Light-sensitive and heat-sensitive recording material | Masanobu Takashima | 2001-06-19 |
| 6077642 | Recording material | Yasuhiro Ogata, Kazuyuki Koike | 2000-06-20 |
| 5866293 | Heat-sensitive recording material | Kimiatsu Nomura, Hiroshi Sato, Naoto Yanagihara, Tetsunori Matsushita | 1999-02-02 |
| 5340606 | Optical reading method | Ken Iwakura | 1994-08-23 |
| 5242886 | Pressure-sensitive recording sheet | Masanobu Takashima | 1993-09-07 |
| 5128309 | Recording material | Ken Iwakura, Koreshige Ito | 1992-07-07 |
| 5075279 | Method for the manufacture of microcapsules for pressure-sensitive recording sheets | — | 1991-12-24 |
| 4920091 | Recording material | Ken Iwakura, Masato Satomura, Koreshige Ito, Katsumi Matsuoka | 1990-04-24 |
| 4876233 | Recording material | Keiso Saeki, Katsumi Matsuoka, Masanobu Takashima, Ken Iwakura | 1989-10-24 |
| 4870048 | Color developer sheet | Katsumi Matsuoka, Keiso Saeki, Masanobu Takashima, Ken Iwakura | 1989-09-26 |
| 4849397 | Pressure-sensitive recording medium | Keiso Saeki | 1989-07-18 |
| 4840927 | Desensitizer composition | Keiso Saeki | 1989-06-20 |
| 4820684 | Pressure-sensitive recording sheet | Keiso Saeki | 1989-04-11 |
| 4792543 | Pressure-sensitive recording sheet | Keiso Saeki | 1988-12-20 |
| 4791094 | Recording sheet | Keiso Saeki | 1988-12-13 |
| 4769305 | Pressure-sensitive recording material | Keiso Saeki | 1988-09-06 |
| 4761397 | Microcapsule sheet for pressure-sensitive copying | Shunsaku Higashi, Keiso Saeki | 1988-08-02 |
| 4727056 | Recording material | Ken Iwakura | 1988-02-23 |
| 4725315 | Desensitizer composition for color developer sheet in pressure sensitive recording system contains a piperidine derivative | Keiso Saeki | 1988-02-16 |
| 4721702 | Pressure-sensitive recording material | Ken Iwakura, Hiroyuki Kawasaki | 1988-01-26 |
| 4689644 | Pressure-sensitive recording sheets | Keiso Saeki | 1987-08-25 |