Issued Patents All Time
Showing 26–40 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8771912 | Emulsion coloring materials for ink jet printers and methods of producing the same | Kenji Sano, Satoshi Takayama, Yumiko Sekiguchi | 2014-07-08 |
| 8623505 | Decolorizable color developing particle comprising color components present in concentration gradient | Satoshi Takayama, Yumiko Sekiguchi, Kenji Sano | 2014-01-07 |
| 8506696 | Erasable liquid ink | Yumiko Sekiguchi, Kenji Sano, Satoshi Takayama | 2013-08-13 |
| 8419846 | Erasable inkjet ink | Kenji Sano, Yumiko Sekiguchi, Satoshi Takayama | 2013-04-16 |
| 8284220 | Image erasing apparatus and image forming apparatus | Satoshi Takayama, Yumiko Sekiguchi, Kenji Sano | 2012-10-09 |
| 7608139 | Erasable image forming material | Satoshi Takayama, Kenji Sano, Yumiko Sekiguchi, Shinya Sakurada | 2009-10-27 |
| 7569515 | Erasable image forming material | Satoshi Takayama, Kenji Sano, Yumiko Sekiguchi | 2009-08-04 |
| 7378373 | Erasable image forming material | Satoshi Takayama, Kenji Sano, Yumiko Sekiguchi | 2008-05-27 |
| 7354885 | Erasable image forming material | Satoshi Takayama, Kenji Sano, Yumiko Sekiguchi | 2008-04-08 |
| 7276465 | Erasable image forming material | Satoshi Takayama, Kenji Sano | 2007-10-02 |
| 6464122 | Soldering method and soldering apparatus | Masahiro Tadauchi, Makoto Gonda, Yoshiyuki Goto, Tomiaki Furuya, Kouichi Teshima +1 more | 2002-10-15 |
| 6465531 | Method for recycling thermoset resin materials | Cao Minh Thai | 2002-10-15 |
| 6172275 | Method and apparatus for pyrolytically decomposing waste plastic | Masahiro Tadauchi, Yukishige Maezawa, Terunobu Hayata, Hideki Shimada, Isao Ito +5 more | 2001-01-09 |
| 6123248 | Soldering method and soldering apparatus | Masahiro Tadauchi, Makoto Gonda, Yoshiyuki Goto, Tomiaki Furuya, Kouichi Teshima +1 more | 2000-09-26 |
| 5919696 | Method for microbially decomposing organic compounds and method for isolating microorganism | Michio Ikeda, Yuko Imamura, Chikako Hirakawa | 1999-07-06 |