Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9266196 | Ag ball, ag core ball, flux-coated ag ball, flux-coated ag core ball, solder joint, formed solder, solder paste and ag paste | Takashi Akagawa, Hiroyoshi Kawasaki, Yuichi Koikeda, Masaru Sasaki, Hiroyuki Yamasaki +3 more | 2016-02-23 |
| 7357879 | Etching solution, method of etching and printed wiring board | Tsunehisa Takahashi, Shigeki Sawa | 2008-04-15 |
| 6989961 | Magnetic head with medium sliding surface having varied curvature and recording/reproducing apparatus | Akihiro Sato, Kyoichi Kawase | 2006-01-24 |