Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9244016 | Peroxide indicator | Ryo Karato | 2016-01-26 |
| 9063112 | Steam sterilization indicator pack | — | 2015-06-23 |
| 8270103 | Imaging lens unit | Yoshihiro Miyawaki, Yuji Muraoka, Junichi Nakamura, Yasunori Tsujino, Masafumi Yamashita +1 more | 2012-09-18 |
| 6417283 | Carbon black graft polymer | Hayato Ikeda, Nobuaki Urashima | 2002-07-09 |
| 6331373 | Developer for electrostatic image | Shigefumi Kuramoto, Yasuhiro Sakai, Hayato Ikeda | 2001-12-18 |
| 5952429 | Carbon black graft polymer, method for production thereof, and use thereof | Hayato Ikeda, Yoshinobu Asako, Kazuhiro Anan, Tatsuhito Matsuda, Hironobu Toribuchi +3 more | 1999-09-14 |
| 5925484 | Black photosensitive resin composition, color filter made by using the same, and a process for the production thereof | Yasuhiro Shima, Takao Taguchi, Akira Tamura, Hayato Ikeda | 1999-07-20 |