Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10961227 | Pigment dispersing agent, pigment composition, and pigment coloring agent | Shuwa Ozako | 2021-03-30 |
| 9822266 | Near infrared-reflecting/transmitting azo pigment, method for manufacturing near infrared-reflecting/transmitting azo pigment, colorant composition using said azo pigments, item-coloring method and colored item | Hisao Okamoto, Hideki Ito | 2017-11-21 |
| 7993446 | Dispersing agent for organic pigment and use thereof | Hiroaki Saikatsu, Naoto Kamata, Michiei Nakamura | 2011-08-09 |
| 7438999 | Dispersants for organic pigments | Hiroaki Saikatsu, Shigeru Sakamoto, Masanori Takakamo, Seishichi Sasaki, Yoshimasa Tsuchiya +2 more | 2008-10-21 |
| 7393404 | Pigment dispersants and their use | Hiroaki Saikatsu, Naoto Kamata, Kazuhito Ooki, Yutaka Miura, Shigeru Sakamoto +2 more | 2008-07-01 |
| 7347894 | Pigment dispersants and their use | Hiroaki Saikatsu, Naoto Kamata, Shigeru Sakamoto, Akio Yoshida, Michiei Nakamura | 2008-03-25 |
| 7253229 | Polymer-bonded functional agents | Michiei Nakamura, Hiroyuki Shimanaka, Rokuya Yamashita | 2007-08-07 |
| 7078072 | Method of modifying surface layer of molded resin and apparatus for modifying surface layer of molded resin | Takashi Hiraga, Tetsuo Moriya, Qiying Chen, Junji Tominaga, Nobufumi Atoda +3 more | 2006-07-18 |
| 7041332 | Modification method of surface layer of molded resin article, and modification apparatus of surface layer of molded resin article | Takashi Hiraga, Tetsuo Moriya, Qiying Chen, Junji Tominaga, Nobufumi Atoda +3 more | 2006-05-09 |
| 6936659 | Polymer-bonded functional agents | Michiei Nakamura, Hiroyuki Shimanaka, Rokuya Yamashita | 2005-08-30 |
| 6623556 | Near-infrared transmitting black azo pigments | Yoshiyuki Zama, Hisao Okamoto, Shirou Yamamiya, Yoshio Abe, Michiei Nakamura | 2003-09-23 |
| 6521038 | Near-infrared reflecting composite pigments | Yoshiyuki Zama, Hisao Okamoto, Tohru Hosoda, Yoshio Abe, Michiei Nakamura | 2003-02-18 |
| 6452710 | Optical element, optical control method and device using this optical element, and method of manufacturing optical element | Takashi Hiraga, Tetsuo Moriya, Norio Tanaka, Ichiro Ueno, Koji TSUJITA | 2002-09-17 |
| 6319321 | Thin-film fabrication method and apparatus | Takashi Hiraga, Tetsuo Moriya, Norio Tanaka | 2001-11-20 |
| 6265708 | Method and apparatus for controlling photointensity and/or luminous flux density of a signal light | Norio Tanaka, Shigeru Takarada, Masakatsu Kai, Ichiro Ueno | 2001-07-24 |