Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696901 | Concentrated constant irreciprocal device | Shigeru Takeda, Hiroyuki Itoh, Kouji Ichikawa, Shuichi Watanabe | 2004-02-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6696901 | Concentrated constant irreciprocal device | Shigeru Takeda, Hiroyuki Itoh, Kouji Ichikawa, Shuichi Watanabe | 2004-02-24 |