Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6643193 | Semiconductor device, microcomputer and flash memory | Takashi Yamaki, Kan Takeuchi, Mitsuru Hirakii, Toshihiro Tanaka, Yutaka Shinagawa | 2003-11-04 |
| 6567313 | Nonvolatile memory, semiconductor device and method of programming to nonvolatile memory | Toshihiro Tanaka, Yutaka Shinagawa, Kazufumi Suzukawa, Takashi Yamaki, Kiichi Makuta +2 more | 2003-05-20 |
| 6542411 | Nonvolatile memory and semiconductor device with controlled voltage booster circuit | Hiroyuki Tanikawa, Toshihiro Tanaka, Yutaka Shinagawa, Yoshiki Kawajiri | 2003-04-01 |