Issued Patents All Time
Showing 1–25 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6783847 | Offset printing paper | Toshiaki Minami, Yukiko Oohira, Toshiyuki Takano, Jyunichi Komai, Mitsutoshi Nakamura +1 more | 2004-08-31 |
| 6158287 | Method and apparatus for measurement of dynamic water break resistance | Yukiko Uehori | 2000-12-12 |
| 6013359 | Printing paper coated with nonionic acrylamide and method of producing same | Toshiyuki Takano, Motoi Fukuda, Masahide Taniguchi | 2000-01-11 |
| 5849154 | Printing paper coated with low-molecular anionic acrylamide and method of producing same | Toshiyuki Takano, Motoi Fukuda | 1998-12-15 |
| 5750253 | Printing paper and newsprint paper with improved water absorptivity and the manufacturing process | Toshiyuki Takano, Motoi Fukuda, Yukiko Uehori | 1998-05-12 |
| 5723075 | Dimerized thiourea derivatives near-infared absorbents comprising the same, and heat wave shielding materials comprising the same | Hideki Hayasaka, Toshiyuki Takano | 1998-03-03 |
| 5707778 | Optical recording medium | Toshiaki Minami, Tomoaki Nagai, Kaoru Hamada, Akio Sekine, Toshiyuki Takano +1 more | 1998-01-13 |
| 5656569 | Thermal recording material | Toshiyuki Takano, Hideki Hayasaka, Yukiko Uehori | 1997-08-12 |
| 5612279 | Optical recording sheet | Toshiyuki Takano, Hideki Hayasaka, Yukiko Uehori, Tomoaki Nagai | 1997-03-18 |
| 5494882 | Thermal recording material | Hideki Hayasaka, Toshiyuki Takano, Tomoaki Nagai, Akio Sekine | 1996-02-27 |
| 5484689 | Optical recording material comprising a bis-dithiobenzilnickel complex | Toshiyuki Takano | 1996-01-16 |
| 5482913 | Recording sheet | Tomoaki Nagai, Toshiyuki Takano, Akio Sekine | 1996-01-09 |
| 5470816 | Thermal recording sheet | Toshiyuki Takano, Hideki Hayasaka, Yukiko Uehori, Tomoaki Nagai | 1995-11-28 |
| 5434119 | Transparent recording medium | Tomoaki Nagai, Toshiyuki Takano, Akio Sekine | 1995-07-18 |
| 5393443 | Hard-coating, heat-absorbing composition and heat-shielding substance | Tomoaki Nagai, Miyuki Yokoyama | 1995-02-28 |
| 5391666 | Light-responsive plate containing the metal salt of a phthalic acid derivative | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1995-02-21 |
| 5369199 | Light-responsive plate containing metal salt of a phthalic acid derivative | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1994-11-29 |
| 5354514 | Near infrared absorbing composition and material and product containing same | Tomoaki Nagai | 1994-10-11 |
| 5273800 | Optical recording medium | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1993-12-28 |
| 5236633 | Plate and sheet comprising near infrared absorbing composition | Tomoaki Nagai, Miyuki Yokoyama | 1993-08-17 |
| 5234797 | Optical recording medium | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1993-08-10 |
| 5202450 | Phthalic acid derivative metal salt and shading and light-responsive plate containing the metal salt | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1993-04-13 |
| 5200947 | Optical recording medium, optical recording method, and optical recording device used in method | Tomoaki Nagai, Hiroshi Fukui, Akio Sekine, Miyuki Yokoyama | 1993-04-06 |
| 5178990 | Method of identifying output, main wavelength, etc., of light | Tomoaki Nagai, Hiroshi Fukui, Miyuki Yokoyama, Akio Sekine | 1993-01-12 |
| 5100711 | Optical recording medium optical recording method, and optical recording device used in method | Tomoaki Nagai, Hiroshi Fukui, Akio Sekine, Miyuki Yokoyama | 1992-03-31 |