Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10347817 | Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition | Hisashi KOZUKA, Hideto Yamada, Takayuki Matsuoka, Kazuaki Kitamura, Masato Yamazaki +3 more | 2019-07-09 |
| 10340441 | Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition | Hisashi KOZUKA, Hideto Yamada, Takayuki Matsuoka, Kazuaki Kitamura, Masato Yamazaki +3 more | 2019-07-02 |
| 9938197 | Unleaded piezoelectric ceramic composition, piezoelectric element using same, device, and method for manufacturing unleaded piezoelectric ceramic composition | Masato Yamazaki, Takayuki Matsuoka, Kazuaki Kitamura, Hisashi KOZUKA, Hideto Yamada +3 more | 2018-04-10 |
| 9595814 | Spark plug | Katsuya Takaoka, Kazuhiro Kurosawa, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono +2 more | 2017-03-14 |
| 8410873 | Dielectric resonator having a dielectric resonant element with two oppositely located notches for EH mode coupling | Noriyasu Sugimoto | 2013-04-02 |
| 7189673 | Dielectric material | Yasuyuki Okimura, Takeshi Mitsuoka | 2007-03-13 |
| 6720280 | Dielectric composition for high frequency resonators | Katsuya Yamagiwa, Jun Otsuka, Manabu Sato, Kazuhisa Itakura, Takashi Oba +1 more | 2004-04-13 |
| 5712708 | Aligner for timing the alignment of a wafer and mask with a shutter to protect the wafer during alignment | Hitoshi Shimizu | 1998-01-27 |