Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9189679 | Age estimation method and sex determination method | Kazuhiro Yamazaki, Mariko Hayashi, Miho Ohata, Sakura Torii | 2015-11-17 |
| 8183283 | Dendrite elongation inhibitor for melanocyte and skin preparation for external use containing the same | Akiko Kanamaru, Yuko Saeki | 2012-05-22 |
| 7795300 | External preparation for skin | Akiko Kanamaru | 2010-09-14 |
| 7413837 | Charge control agent and toner for electrostatic image development containing the same | Masashi Yasumatsu, Toshihiro Urakawa | 2008-08-19 |
| 7342062 | Monoazo metal complex compound containing composition and production method thereof | Tohru Tsuruhara | 2008-03-11 |
| 7141601 | Dendrite elongation inhibitor for melanocyte and skin preparation for external use containing the same | Akiko Kanamaru, Yuko Saeki | 2006-11-28 |
| 6756485 | Process for preparing a monoazo metal complex salt compound for charge control agent and toner for developing electrostatic images | Masashi Yasumatsu, Shun-ichiro Yamanaka | 2004-06-29 |
| 6548648 | Process for preparing a monoazo metal complex salt compound for charge control agent and toner for developing electrostatic images | Masashi Yasumatsu, Shun-ichiro Yamanaka | 2003-04-15 |
| 6326113 | Charge control agent manufacturing process thereof and toner for developing electrostatic images | Toshiyuki Okuda, Yoshitaka Taguchi, Shun-ichiro Yamanaka | 2001-12-04 |
| 4996339 | Toner for developing electrostatic latent images | Takashi Kiriu, Motoomi Arakawa | 1991-02-26 |
| 4855208 | Toner for developing electrostatic latent images | Takashi Kiriu, Motoomi Arakawa | 1989-08-08 |