Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8174168 | Piezoelectric power generating device | Kimitoshi Nakamura, Kenichi Takahashi, Masanaga Nishikawa | 2012-05-08 |
| 7259502 | Insert terminal-containing case, piezoelectric electroacoustic transducer using the same, and process for producing insert terminal-containing case | Keiichi Kami, Mitsunori Ishimasa, Manabu Sumita | 2007-08-21 |
| 7141919 | Piezoelectric electroacoustic transducer | Kazuaki Hamada, Manabu Sumita, Keiichi Kami, Mitsunori Ishimasa | 2006-11-28 |
| 7067959 | Piezoelectric diaphragm and piezoelectric electroacoustic transducer using the same | Kiyotaka Tajima, Yuji Kosugi | 2006-06-27 |
| 6969942 | Piezoelectric electroacoustic transducer | Takeshi Kishimoto, Takashi Yamamoto, Kazuaki Hamada | 2005-11-29 |
| 6965680 | Piezoelectric electro-acoustic transducer | Masakazu Yamauchi, Manabu Sumita | 2005-11-15 |
| 6960868 | Piezoelectric electro-acoustic transducer and manufacturing method of the same | Mitsunori Ishimasa, Keiichi Kami, Yuk Yokoi | 2005-11-01 |
| 6894423 | Piezoelectric electroacoustic transducer | Yoshitaka Nakamura, Kiyotaka Tajima | 2005-05-17 |
| 6888947 | Piezoelectric electroacoustic transducer | Masakazu Yamauchi, Manabu Sumita | 2005-05-03 |
| 6825593 | Piezoelectric type electric acoustic converter | — | 2004-11-30 |
| 6794799 | Piezoelectric electroacoustic transducer | Yuji Kosugi, Manabu Sumita | 2004-09-21 |
| 6744180 | Piezoelectric electroacoustic transducer | Yoshitaka Nakamura, Kiyotaka Tajima, Yuko Yokoi, Tadashi Okuzawa | 2004-06-01 |
| 6741710 | Piezoelectric electroacoustic transducer | Takeshi Kishimoto, Takashi Yamamoto, Kazuaki Hamada | 2004-05-25 |
| 6653762 | Piezoelectric type electric acoustic converter | — | 2003-11-25 |
| 6570299 | Piezoelectric electroacoustic transducer and manufacturing method of the same | Manabu Sumita, Kiyotaka Tajima, Yuichi Sakai | 2003-05-27 |
| 6445108 | Piezoelectric acoustic component | Takeshi Kishimoto, Muneyuki Daidai, Akihiro Nomura, Masayuki Fujino | 2002-09-03 |
| 6420818 | Electroacoustic transducer | Takeshi Kishimoto | 2002-07-16 |
| 6307300 | Piezoelectric acoustic component | Takashi Yamamoto, Takeshi Kishimoto | 2001-10-23 |
| 6223406 | Method of manufacturing piezoelectric resonator | Takeshi Yamazaki, Shigemasa Kusabiraki, Yutaka Kawai | 2001-05-01 |
| 6114800 | Piezoelectric component | Toshihiko Unami, Makoto Irie | 2000-09-05 |
| 6091180 | Piezoelectric resonator and electronic component using the same | Toshihiko Unami, Toshiyuki Baba, Toshio Nishimura, Tatsunori Kakuda, Takeshi Yamazaki +3 more | 2000-07-18 |
| 6028390 | Piezoelectric resonator and electronic component including same | Mamoru Ogawa, Toshio Nishimura, Toshiyuki Baba, Jiro Inoue, Shigemasa Kusabiraki +1 more | 2000-02-22 |
| 6016024 | Piezoelectric component | Toshihiko Unami, Jiro Inoue, Takashi Yamamoto | 2000-01-18 |
| 5962956 | Piezoelectric resonator and electronic component containing same | Toshihiko Unami, Takashi Yamamoto, Shigemasa Kusabiraki, Toshiyuki Baba, Hirohide Yoshino | 1999-10-05 |
| 5939819 | Electronic component and ladder filter | Toshihiko Unami, Jiro Inoue | 1999-08-17 |