Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7781258 | Manufacturing method of semiconductor device | Akira Morozumi, Kazuo Furihata | 2010-08-24 |
| 7514785 | Semiconductor device and manufacturing method thereof | Akira Morozumi, Kazuo Furihata | 2009-04-07 |
| 5691884 | Semiconductor device with removably fixed lead frame | Shin Soyano | 1997-11-25 |
| 5625536 | Semiconductor device | Shin Soyano | 1997-04-29 |
| 5519252 | Power semiconductor device employing pin block connection arrangement for facilitated and economized manufacture | Shin Soyano | 1996-05-21 |
| 4345102 | Process for producing ethylene glycol mono-t-butyl ether | Tadashi Matsumoto, Osamu Kuratani, Yasunori Hirose | 1982-08-17 |
| 4299997 | Process for producing ethylene glycol mono-tert-butyl ether | Tadashi Matsumoto, Osamu Kuratani, Yasunori Hirose | 1981-11-10 |