Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6383235 | Cathode materials, process for the preparation thereof and secondary lithium ion battery using the cathode materials | Takeyuki Maegawa, Ayumi Nozaki | 2002-05-07 |
| 6376889 | Dielectric thin film element and process for manufacturing the same | Chisako Maeda, Akira Yamada, Toshio Umemura | 2002-04-23 |
| 6346345 | Electrode having PTC characteristic | Hisashi Shiota, Hiroaki Urushibata, Tetsuo Mitani | 2002-02-12 |