Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8686811 | Stripline filter | Yasunori Takei, Tatsuya Tsujiguchi | 2014-04-01 |
| 8130062 | Microstripline filter | Soichi Nakamura | 2012-03-06 |
| 7982559 | Stripline filter | Hirotsugu MORI | 2011-07-19 |
| 7907036 | Microstripline filter and method for manufacturing the same | Soichi Nakamura, Yasunori Takei | 2011-03-15 |
| 7876172 | Balanced-unbalanced conversion element | Hirotsugu MORI | 2011-01-25 |
| 7876171 | Balance-unbalance conversion element | Hirotsugu MORI | 2011-01-25 |
| 7866028 | Method for manufacturing resonant element | Soichi Nakamura, Yasunori Takei, Hirotsugu MORI | 2011-01-11 |
| 7656254 | Dielectric filter having electrodes jump-coupled to a flexion, a chip device having the dielectric filter and method of manufacturing the chip device | Yasunori Takei, Hideyuki Kato | 2010-02-02 |
| 7567143 | Balanced-unbalanced transformation device and method for manufacturing balanced-unbalanced transformation device | Hirotsugu MORI, Hideyuki Kato | 2009-07-28 |
| RE40465 | Dielectric filter, dielectric duplexer, and communication apparatus | Katsuhito Kuroda, Shohachi Nishijima, Hideyuki Kato, Haruo Matsumoto | 2008-08-26 |
| 6989725 | Dielectric resonator, dielectric filter, dielectric duplexer, and communication apparatus incorporating the same | Hideyuki Kato, Jun Toda | 2006-01-24 |
| 6801101 | Dielectric filter, dielectric duplexer, and communication apparatus | Shohachi Nishijima, Hideyuki Kato | 2004-10-05 |
| 6784767 | Dielectric filter, dielectric duplexer, and communication apparatus | Jun Toda, Hideyuki Kato | 2004-08-31 |
| 6771149 | Dielectric filter, dielectric duplexer, and communication device | Jun Toda, Hideyuki Kato | 2004-08-03 |
| 6686813 | Dielectric filter, dielectric duplexer, and communication apparatus | Jun Toda, Hideyuki Kato | 2004-02-03 |
| 6680661 | Dielectric resonator, dielectric filter, dielectric duplexer, and communication apparatus incorporating the same | Hideyuki Kato, Jun Toda | 2004-01-20 |
| 6535079 | Dielectric filter, dielectric duplexer, and communication apparatus | Shohachi Nishijima, Hideyuki Kato | 2003-03-18 |
| 6535077 | Dielectric filter, dielectric duplexer, and communication apparatus | Shohachi Nishijima, Hideyuki Kato | 2003-03-18 |
| 6507250 | Dielectric filter, dielectric duplexer, and communication equipment | Hitoshi Tada, Hideyuki Kato, Haruo Matsumoto | 2003-01-14 |
| 6504455 | Dielectric filter, dielectric duplexer, communication system, and method of producing dielectric filter | Jun Toda, Hideyuki Kato | 2003-01-07 |
| 6483405 | Dielectric filter, duplexer and communication apparatus | Jun Toda, Hideyuki Kato | 2002-11-19 |
| 6448864 | Balanced-unbalanced converting circuit, balanced-unbalanced converter, and communication device including the same | Shohachi Nishijima, Hideyuki Kato | 2002-09-10 |
| 6448870 | Dielectric filter, dielectric duplexer, and communication apparatus using the same | Shohachi Nishijima, Hideyuki Kato, Kikuo Tsunoda | 2002-09-10 |
| 6448871 | Dielectric filter, dielectric duplexer, and communication apparatus | Hideyuki Kato | 2002-09-10 |
| 6433655 | Dielectric filter, a dielectric duplexer, and a communication apparatus | Hideyuki Kato | 2002-08-13 |