Issued Patents All Time
Showing 26–32 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6730780 | Water-based ink | Takehiro Tsutsumi, Kenji Kaida, Makoto Sakakibara | 2004-05-04 |
| 6031019 | Aqueous ink for ink-jet printing | Takehiro Tsutsumi, Koji Azuma, Michitaka Sawada, Tadashi Sakuma, Kenji Kaida +2 more | 2000-02-29 |
| 5796533 | System for magnetic contact duplication | Noriyuki Kitaori, Osamu Yoshida, Hirohide Mizunoya, Akira Shiga | 1998-08-18 |
| 5744234 | Magnetic recording medium | Noriyuki Kitaori, Osamu Yoshida, Hirohide Mizunoya, Katsumi Sasaki, Yuzo Matsuo +1 more | 1998-04-28 |
| 5736263 | Magnetic recording medium comprising successive magnetic metallic films of iron, nickel, and cobalt deposited on a substrate | Osamu Yoshida, Noriyuki Kitaori, Hirohide Mizunoya, Katsumi Sasaki, Yuzo Matsuo +1 more | 1998-04-07 |
| 5736606 | Aqueous ink of pigment type | Hideki Yanagi, Kenji Kaida | 1998-04-07 |
| 5436032 | Method for treating liner material for magnetic recording medium | Tadashi MATSUI, Yuzo Matsuo, Hideo Kobayashi, Hiroshi Ikeda | 1995-07-25 |