Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7626479 | Noise filter having a pair of cores and four core holding members | Katsumi Kobayashi, Masaru Yaguchi, Toshihiro Kuroshima | 2009-12-01 |
| 7319376 | Noise filter | Katsumi Kobayashi, Masaru Yaguchi | 2008-01-15 |