Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12300912 | Filter assembly operating at a wider passband with improved reflection coefficient | Joji Fujiwara, Rei Goto, Yiliu Wang | 2025-05-13 |
| 10298200 | Surface acoustic wave device, duplexer and comb-shaped electrode | Takahiro Sato | 2019-05-21 |
| 10236862 | Duplexer device | Takahiro Sato, Kensei Uehara | 2019-03-19 |
| 9837980 | Acoustic wave device and method of fabricating the same | Kaoru Sakinada | 2017-12-05 |
| 9478213 | Acoustic wave device built-in module and communication device | — | 2016-10-25 |
| 9160301 | Acoustic wave device | Tooru Takezaki, Hitoshi Tsukidate | 2015-10-13 |
| 7915972 | Balance filter and duplexer | Toshio Nishizawa | 2011-03-29 |
| 7800464 | Surface acoustic wave device and duplexer | Toshio Nishizawa, Osamu Ikata | 2010-09-21 |
| 7236067 | Surface acoustic wave filter | Masanori Ueda, Osamu Kawachi, Kenya Hashimoto, Takuya Abe | 2007-06-26 |
| 7233219 | Balanced output filter having specified package input and output ground metal patterns | Shogo Inoue, Takayuki Yamaji, Yasufumi Kaneda, Osamu Kawachi, Masanori Ueda | 2007-06-19 |
| 7157991 | Surface acoustic wave device having reflectors with both open and shorted electrodes | Osamu Kawachi, Takuya Abe, Yasufumi Kaneda | 2007-01-02 |
| 7071796 | Surface acoustic wave filter | Masanori Ueda, Osamu Kawachi, Kenya Hashimoto, Takuya Abe | 2006-07-04 |
| 6965282 | Surface acoustic wave device with two split interdigital transducers connected by specified electrode structures | Osamu Kawachi, Takuya Abe | 2005-11-15 |
| 6759928 | Surface acoustic wave device with divided interdigital transducers | Gou Endou, Osamu Kawachi, Masanori Ueda | 2004-07-06 |
| 6278219 | Surface acoustic wave reflecting device having reflectance similar to the hamming function | Yasufumi Kaneda, Jun Tsutsumi, Kenya Hashimoto, Tatsuya Omori, Masatsune Yamaguchi | 2001-08-21 |