Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9828296 | Lead-free piezoelectric ceramic composition, method for producing same, piezoelectric element using lead-free piezoelectric ceramic composition, ultrasonic processing machine, ultrasonic drive device, and sensing device | Masato Yamazaki, Takayuki Matsuoka, Kazuaki Kitamura, Hideto Yamada, Toshiaki Kurahashi +1 more | 2017-11-28 |
| 9006959 | Lead-free piezoelectric ceramic composition, piezoelectric element comprising same, knock sensor, and process for production of lead-free piezoelectric ceramic composition | Masato Yamazaki, Takayuki Matsuoka, Kazushige Ohbayashi | 2015-04-14 |
| 8502435 | Piezoelectric ceramic composition and piezoelectric device | Masato Yamazaki, Kohei Ito, Takeshi Mitsuoka | 2013-08-06 |
| 8142679 | Piezoelectric ceramic composition and piezoelectric element made by using the same | Masato Yamazaki, Takayuki Matsuoka, Takeshi Mitsuoka | 2012-03-27 |
| 8040024 | Piezoceramic material, piezoelectric element and non-resonance knock sensor | Masato Yamazaki, Hideaki Hiramitsu, Manabu Horiguchi, Yukihiro Hamaguchi, Takeshi Mitsuoka +3 more | 2011-10-18 |
| 7808161 | Piezoelectric ceramic composition and piezoelectric device | Masato Yamazaki, Kohei Ito, Yasuhiro Fujii, Takeshi Mitsuoka | 2010-10-05 |
| 6821930 | Preparing method of oxide superconductor, raw material for oxide superconductor, and preparing method of raw material for oxide superconductor | Takeshi Araki, Izumi Hirabayashi | 2004-11-23 |
| 6720280 | Dielectric composition for high frequency resonators | Jun Otsuka, Takashi KASASHIMA, Manabu Sato, Kazuhisa Itakura, Takashi Oba +1 more | 2004-04-13 |
| 6586042 | Method of preparing oxide superconductor with purified mixed metal trifluoroacetate | Takeshi Araki, Izumi Hirabayashi | 2003-07-01 |
| 5676997 | Formation of calcium phosphate coating film and production of substitute for hard tissue in living body | Masahiko Okuyama | 1997-10-14 |
| 5549123 | Process for producing biocompatible implant material by firing a mixture of a granulated powder and a combustible substance | Masahiko Okuyama, Kohji Okada | 1996-08-27 |