Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7335393 | Magnetic particle, its production method, magnetic recording medium and its production method | Yasushi Hattori, Koukichi Waki | 2008-02-26 |
| 7244287 | Magnetic particle, its production method, magnetic recording medium and its production method | Yasushi Hattori, Koukichi Waki | 2007-07-17 |
| 7067199 | Magnetic particle of CuAu(1) or CuAu(III) type its production method, magnetic recording medium and its production method | Yasushi Hattori, Koukichi Waki | 2006-06-27 |
| 6686125 | Lithographic printing plate precursor | Satoshi Hoshi, Shingo Ishimaru, Kouichi Waki, Kiyotaka Fukino | 2004-02-03 |
| 6468575 | Method for molding and shaping tongue | Les D. Leech, Kohei Nomura, Ken Johnson, Jeff Brindley | 2002-10-22 |
| 6042467 | Tongue squeezer | Leslie D. Leech, Ken Johnson | 2000-03-28 |
| 5728879 | Bisguanidine salts and a method for releasing a base using the same salts | Jiro Tsukahara, Kiyoshi Takeuchi, Hideaki Satoh, Shun-ichi Ishikawa, Tomomi Ishino | 1998-03-17 |