Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5733843 | Thermal sensitive recording sheet | Tomoaki Nagai, Kaoru Hamada, Akio Sekine | 1998-03-31 |
| 5710094 | Reversible multi-color thermal recording medium | Tomoaki Nagai, Kaoru Hamada, Akio Sekine | 1998-01-20 |
| 5707778 | Optical recording medium | Tomoaki Nagai, Kaoru Hamada, Akio Sekine, Toshimi Satake, Toshiyuki Takano +1 more | 1998-01-13 |
| 5661100 | Urea (thiourea) derivative and thermal recording sheet using the same | Tomoaki Nagai, Kaoru Hamada, Akio Sekine, Ryoichi Kinishi, Ryuzo Minakami | 1997-08-26 |
| 5446009 | Thermal recording sheet | Tadakazu Fukuchi | 1995-08-29 |
| 5405821 | Thermal recording sheet | Tadakazu Fukuchi | 1995-04-11 |
| 5352650 | Thermal recording sheet | Toshio Kaneko | 1994-10-04 |
| 5322831 | Thermal recording sheet | Toshio Kaneko | 1994-06-21 |
| 5206209 | Heat-sensitive recording sheet | Tadakazu Fukuchi, Toshio Kaneko | 1993-04-27 |
| 5120702 | Heat-sensitive recording material | Tadakazu Fukuchi, Toshio Kaneko | 1992-06-09 |
| 5118656 | Heat-sensitive recording sheet | Tadakazu Fukuchi, Reiji Ohashi, Toshio Kaneko | 1992-06-02 |
| 5096873 | Thermosensitive recording sheet | Tadakazu Fukuchi, Toshio Kaneko, Fumio Fujimura, Kazuto Tsukinuki, Kazumi Saeki +1 more | 1992-03-17 |
| 5066634 | Heat-sensitive recording sheet | Tadakazu Fukuchi, Reiji Ohashi, Toshio Kaneko | 1991-11-19 |
| 4971942 | Heat-sensitive recording material | Toshio Kaneko, Tadakazu Fukuchi, Fumio Fujimura | 1990-11-20 |
| 4918044 | Thermosensitive recording sheet | Toshimi Satake, Fumio Fujimura, Satoshi Oda, Masato Magami | 1990-04-17 |
| 4910185 | Heat-sensitive recording material | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1990-03-20 |
| 4868151 | Heat-sensitive recording material | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1989-09-19 |
| 4853361 | Heat- and light-sensitive recording material | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1989-08-01 |
| 4853362 | Heat-sensitive recording sheet | Toshimi Satake, Tadakazu Fukuchi, Tomoaki Nagai, Toshio Kaneko, Fumio Fujimura | 1989-08-01 |
| 4853363 | Heat-sensitive recording material | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1989-08-01 |
| 4849396 | Heat-sensitive recording material | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1989-07-18 |
| 4721701 | Thermosensitive recording sheet | Toshimi Satake, Tomoaki Nagai, Fumio Fujimura | 1988-01-26 |
| 4644375 | Heat-sensitive recording sheet | Toshimi Satake, Kazuo Maruyama, Fumio Fujimura | 1987-02-17 |
| 4630080 | Heat-sensitive recording sheet | Toshimi Satake, Yoshihide Kimura, Fumio Fujimura | 1986-12-16 |
| 4628336 | Thermosensitive recording sheet | Toshimi Satake, Fumio Fujimura, Satoshi Oda, Masato Magami | 1986-12-09 |