Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9845999 | Liquid-cooled-type cooling device and manufacturing method for same | Seiji Matsushima | 2017-12-19 |
| 7247515 | Frame for semiconductor package | Chikao Ikenaga | 2007-07-24 |
| 6897549 | Frame for semiconductor package | Chikao Ikenaga | 2005-05-24 |
| 6882048 | Lead frame and semiconductor package having a groove formed in the respective terminals for limiting a plating area | Chikao Ikenaga | 2005-04-19 |
| 6744118 | Frame for semiconductor package | Chikao Ikenaga | 2004-06-01 |
| 6703694 | Frame for semiconductor package including plural lead frames having thin parts or hollows adjacent the terminal roots | Chikao Ikenaga | 2004-03-09 |
| 6703696 | Semiconductor package | Chikao Ikenaga, Tsuyoshi Tsunoda | 2004-03-09 |
| 6051735 | Process for preventing polymerization of vinyl compound | Kenji Okamoto, Takashi Nakagawa, Hideaki Mimaki | 2000-04-18 |
| 5886220 | Process for preventing polymerization of vinyl compound | Kenji Okamoto, Takashi Nakagawa, Hideaki Mimaki | 1999-03-23 |
| 5856568 | Process for inhibiting polymerization of a vinyl compound | Kenji Okamoto, Takashi Nakagawa | 1999-01-05 |
| 4835308 | Process for producing trimellitic acid | Yasuzo Sakakibara, Ken Ueda | 1989-05-30 |
| 4558723 | Sensor for controlling the supply of weft yarn or the like | Shigenori Tanaka | 1985-12-17 |