Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6855408 | Composite metal material and method for manufacturing the same, etched metal material and method for manufacturing the same and electrolytic capacitor | Masatsugu Shimomura, Masaru Tanaka, Hiroshi Yabu, Masafumi Takebayashi, Ryuji Monden +2 more | 2005-02-15 |
| 5814427 | Decolorizable toner and process for preparing the same | Katsumi Murofushi, Akira Yamauchi, Yuki Abe, Harushi Nagami, Kiyotaka Yamaguchi +2 more | 1998-09-29 |
| 5607803 | Decolorizable toner and a decolorizable toner production process | Katsumi Murofushi, Toshiya Kawasaki, Yuki Abe, Kiyotaka Yamaguchi, Takayuki Yoshida | 1997-03-04 |
| 5572311 | Apparatus for decolorizing toner images and an image forming apparatus | Yuki Abe, Rikuzou Kouzuki, Masakazu Okamoto, Yasunori Mikata, Masatsugu Tabata +4 more | 1996-11-05 |
| 5449583 | Method of making decolorizable toner | Katsumi Murofushi, Yuki Abe, Kiyotaka Yamaguchi, Takayuki Yoshida | 1995-09-12 |
| 5407996 | Method for producing ceramics using crosslinked N-vinylcarboxylic and amide resin | Toshiyuki Aizawa, Hitoshi Nakamura | 1995-04-18 |
| 5405726 | Method and apparatus for decolorization, and image forming apparatus | Yuki Abe, Rikuzou Kouzuki, Masakazu Okamoto, Yasunori Mikata, Masatsugu Tabata +4 more | 1995-04-11 |
| 5362592 | Decolorizable toner | Katsumi Murofushi, Toshio Kaji, Yuki Abe, Kiyotaka Yamaguchi, Takayuki Yoshida +4 more | 1994-11-08 |
| 5300606 | Liquid absorption agent | Toshiyuki Aizawa, Hitoshi Nakamura | 1994-04-05 |
| 5166041 | Near infrared ray-decolorizable recording material | Katsumi Murofushi, Yoke Ai Gan, Kunio Kondo | 1992-11-24 |
| 4898781 | Water-soluble microcapsules | Takashi Onouchi, Hironori Sugai, Kazuo Sekiguchi, Eiichi Yoshida | 1990-02-06 |
| 4380600 | Aqueous dispersion of water-soluble polymer composition | Shigenobu Ishihara, Shoichi Kobayashi | 1983-04-19 |
| 4351922 | Process for the production of highly water-absorbing but less water-soluble hydrogels | Tooru Yoshida, Seigo Iwagami, Takashi Ueshima | 1982-09-28 |