Issued Patents 2003
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6670642 | Semiconductor memory device using vertical-channel transistors | Norikatsu Takaura, Hideyuki Matsuoka, Riichiro Takemura, Kousuke Okuyama, Masahiro Moniwa +2 more | 2003-12-30 |
| 6611436 | Switching power supply unit having a regulator circuit and electronic apparatus using the same | Hiroshi Takemura | 2003-08-26 |
| 6586807 | Semiconductor integrated circuit device | Noriyuki Yabuoshi, Yasuko Yoshida, Kazuhiro Komori, Sousuke Tsuji, Hideo Miwa +2 more | 2003-07-01 |
| 6577511 | Switching power supply unit and electronic apparatus using the same | Satoshi Yamaguchi, Hiroshi Takemura | 2003-06-10 |
| 6552623 | Self-oscillation type switching power supply unit | Ryota Tani, Koji Nakahira | 2003-04-22 |
| 6532159 | Switching power supply unit | Hiroshi Takemura | 2003-03-11 |
| 6529392 | Switching power supply unit | Ryota Tani, Koji Nakahira | 2003-03-04 |