TM

Takahiko Matsui

NK Nippon Kayaku: 11 patents #31 of 1,103Top 3%
Bridgestone: 1 patents #1,586 of 2,860Top 60%
Overall (All Time): #421,606 of 4,157,543Top 15%
12
Patents All Time

Issued Patents All Time

Showing 1–12 of 12 patents

Patent #TitleCo-InventorsDate
8815998 Modified natural rubber, production process for the same and rubber composition and tire prepared by using the same 2014-08-26
8741045 Ink composition, inkjet recording method, and colored material Akira Kawaguchi, Takashi Yoshimoto, Kenji Ooshima 2014-06-03
8741046 Ink composition, inkjet recording method and colored body Akira Kawaguchi, Takashi Yoshimoto, Kenji Ooshima 2014-06-03
8512462 Azo compounds, ink compositions, and colored bodies Takashi Yoshimoto, Hiroaki Ohno, Koji Hirota, Takashi Yoneda, Akira Kawaguchi 2013-08-20
8167991 Trisazo compound, ink composition, recording method, and colored article Yoshiyuki Dejima, Takashi Yoshimoto, Ryoutarou Morita, Koji Hirota 2012-05-01
8080100 Trisazo compound, ink composition, recording method and colored body Takashi Yoshimoto, Yoshiaki Kawaida 2011-12-20
7901498 Trisazo compound, ink composition, printing method and colored product Koji Hirota, Takashi Yoshimoto, Shinsuke Shimizu 2011-03-08
7503965 Azo compound, ink composition, and colored object Hiroaki Ohno, Takashi Yoneda, Yasuo Shirasaki 2009-03-17
7503967 Azo compound, ink composition and colored article Hiroaki Ohno, Yasuo Shirasaki 2009-03-17
7462228 Water-base black ink composition and colored product Hiroaki Ohno, Toru Yamaguchi, Takashi Yoneda, Yoshiaki Kawaida, Yasuo Shirasaki +1 more 2008-12-09
7387668 Azo compound, aqueous dye solutions containing the same, inks and use thereof Hirokazu Kitayama, Yasuo Shirasaki, Hiroaki Ohno 2008-06-17
7326288 Trisazo compound, ink composition, and colored object Hiroaki Ohno, Takashi Yoneda, Yoshiaki Kawaida, Yasuo Shirasaki 2008-02-05