Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6852205 | Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cell | Masaru Yonezawa, Kiyoshi Hirai, Akiko Miyake, Yutaka Ishii, Tsutomu Oi +1 more | 2005-02-08 |