Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6373745 | Semiconductor memory cell and semiconductor memory device | Yoritaka Saito, Takumi Nasu, Kohsuke Ikeda, Yoshinobu Matsumoto, Satoshi Nakayama +1 more | 2002-04-16 |
| 6367390 | Seismic isolation system for a crane | Yoshiaki Okubo, Hideaki Harada | 2002-04-09 |
| 6368729 | Tungsten film, method of manufacturing the same, and thin-film heater | Tomoo Ikeda, Etsuo Yamamoto, Yoshimasa Shirai | 2002-04-09 |
| 6351228 | Digital calibration method and apparatus for A/D or D/A converters | Takao Kutsuno, Atsuhiko Ishida, Seiken Udou, Tsuneo Yamaba | 2002-02-26 |