Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6369674 | Broad-band surface acoustic wave filter with specific ratios of transducer electrode period to reflector period | Yoshihisa Watanabe, Yuji Ogawa | 2002-04-09 |
| 4489086 | Soil fungicidal agent for agriculture and horticulture | Taizo Nakagawa, Kaoru Ohmori | 1984-12-18 |