Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 | Hideki Ito, Hiromitsu Yanagimoto | 2017-11-21 |
| 7920359 | Magnetic recording apparatus with correlated main magnetic pole-to-shields spacing and main magnetic pole-to-medium layers spacing | Yohji Maruyama, Nelson Cheng, Hideki Zaitsu | 2011-04-05 |
| 7888398 | Pigment | Naoki Hirata, Yoshiyuki Zama, Michiei Nakamura, Tetsuya Yanagimoto, Hiroaki Yamada +1 more | 2011-02-15 |
| 7611572 | Pixel-forming colorant compositions and their use | Atsushi Nogami, Takami Minami, Shigeru Sakamoto, Yoshimasa Tsuchiya, Masanori Takakamo +2 more | 2009-11-03 |
| 7508619 | Magnetic head and magnetic disc drive | Hideki Zaitsu | 2009-03-24 |
| 7361698 | Water-based pigment inks, image recording method, and image recording system | Michiei Nakamura, Naoyuki Sakai, Hiroyuki Shimanaka, Dai Watanabe, Kenji Ogawa +4 more | 2008-04-22 |
| 6821334 | Process for producing sulfonated solid particles | Michiel Nakamura, Yoshiyuki Zama, Atsushi Nogami, Naoyuki Sakai, Hideyuki Koiso | 2004-11-23 |
| 6726762 | Finely divided pigments and coloring compositions | Yutaka Nakagawa, Yoshiyuki Zama, Koji Tsuchiya, Shotoku Takami, Yoshio Abe +1 more | 2004-04-27 |
| 6623556 | Near-infrared transmitting black azo pigments | Yoshiyuki Zama, Hiromitsu Yanagimoto, Shirou Yamamiya, Yoshio Abe, Michiei Nakamura | 2003-09-23 |
| 6521038 | Near-infrared reflecting composite pigments | Hiromitsu Yanagimoto, Yoshiyuki Zama, Tohru Hosoda, Yoshio Abe, Michiei Nakamura | 2003-02-18 |
| 6471766 | Pigment dispersants and pigment compositions containing the same | Shigeru Ohki, Takayuki Soga, Kazutaka Aoki, Shotoku Takami, Hiroaki Saikatsu +1 more | 2002-10-29 |
| 6302953 | Pigment dispersions for color filters, fabrication process of color filters, and color filters | Hiroaki Saikatsu, Shigeru Sakamoto, Mitsuo Yamazaki, Tetsuo Fukuda, Shiro Yamamiya +2 more | 2001-10-16 |
| 6299676 | Pigment dispersants, pigment dispersions and writing or recording pigment inks | Hiroaki Saikatsu, Shigeru Sakamoto, Mitsuo Yamazaki, Tetsuo Fukuda, Shiro Yamamiya +2 more | 2001-10-09 |
| 5961711 | Pigment dispersant, pigment dispersion, and pigment dispersion for color filter | Hiroaki Saikatsu, Mitsuo Yamazaki, Shigeru Sakamoto, Shiro Yamamiya, Yoshio Abe +1 more | 1999-10-05 |
| 5905101 | Ablator compositions | Hironao Fujiki, Morio Ohashi | 1999-05-18 |
| 4638052 | Azo-pigment containing hydroxy naphthoic acid amide and an iminooxoisoindolenine components | Kimihide Kawamura, Shojiro Horiguchi | 1987-01-20 |
| 4424085 | Composite solid propellant containing FeOOH as burning rate modifier | Daizo Fukuma | 1984-01-03 |
| 4369710 | End-burning gas-generating composition grain containing intertwisted wires | Daizo Fukuma | 1983-01-25 |
| 4302258 | Composite propellant with 0.2.mu. or smaller metal fuel | Daizo Fukuma, Sumio Okamoto, Takemasa Koreki | 1981-11-24 |