Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12136907 | Composite substrate for surface acoustic wave device and manufacturing method thereof | Shoji Akiyama | 2024-11-05 |
| 11804818 | Method of manufacturing composite substrate | Shoji Akiyama, Shozo Shirai | 2023-10-31 |
| 11800805 | Composite substrate, surface acoustic wave device, and method for manufacturing composite substrate | Shoji Akiyama | 2023-10-24 |
| 11606073 | Method of producing composite substrate for surface acoustic wave device | Shoji Akiyama, Shozo Shirai | 2023-03-14 |
| 11245377 | Composite substrate and method of manufacturing composite substrate | Shoji Akiyama | 2022-02-08 |
| 11128277 | Method for producing composite wafer | Shoji Akiyama, Koji Kato | 2021-09-21 |
| 11057014 | Bonded substrate and a manufacturing method thereof, and a surface acoustic wave device using the said bonded substrate | Koji Kato, Yoshinori Kuwabara | 2021-07-06 |
| 11021810 | Lithium tantalate single crystal substrate, bonded substrate, manufacturing method of the bonded substrate, and surface acoustic wave device using the bonded substrate | Jun Abe, Koji Kato, Yoshinori Kuwabara | 2021-06-01 |
| 10886890 | Composite substrate for surface acoustic wave device, method of producing composite substrate for surface acoustic wave device, and surface acoustic wave device using composite substrate | Shoji Akiyama, Shozo Shirai | 2021-01-05 |
| 10756254 | Composite substrate and method of manufacturing composite substrate | Kazutoshi Nagata, Shoji Akiyama, Koji Kato | 2020-08-25 |
| 10707829 | Lithium tantalate single crystal substrate for a surface acoustic wave device and a device using the same, and a manufacturing method thereof and an inspection method thereof | Jun Abe, Yoshinori Kuwabara, Junichi Kushibiki | 2020-07-07 |
| 10418543 | Method of manufacturing an oxide single crystal substrate for a surface acoustic wave device | Jun Abe, Yoshinori Kuwabara | 2019-09-17 |
| 6483645 | Garnet crystal for Faraday rotator and optical isolator having the same | Satoru Fukuda | 2002-11-19 |
| 6351331 | Faraday rotator and magneto-optical element using the same | Satoru Fukuda, Toshiaki Watanabe, Toshihiko Ryuo | 2002-02-26 |
| 6232850 | Magnetostatic wave device with specified angles relating the transducer, magnetic thin film, and bias magnetic field | Masanori Ikari, Toshihiko Ryuo, Takao Kuki, Toshihiro Nomoto | 2001-05-15 |
| 6163404 | Optical isolator and optical part having heat-resistant anti-reflection coating | Yoshiyuki Shiono, Toshiaki Watanabe, Toshihiko Ryuo | 2000-12-19 |
| 5883555 | Magnetostatic wave device | Masanori Ikari, Toshihiko Ryuo, Takao Kuki, Toshihiro Nomoto | 1999-03-16 |
| 5880651 | Reflection-type S/N enhancer | Masanori Ikari, Toshihiko Ryuo, Takao Kuki, Toshihiro Nomoto | 1999-03-09 |
| 5872652 | Optical isolator and optical part having heat-resistant anti-reflection coating | Yoshiyuki Shiono, Toshiaki Watanabe, Toshihiko Ryuo | 1999-02-16 |
| 5808525 | Thin film chip of magnetic oxide garnet and magnetostatic surface wave device therewith | Satoru Fukuda, Yoshiyuki Shiono, Toshihiko Ryuo | 1998-09-15 |
| 5785752 | Method for the preparation of magnetic oxide garnet single crystal for magnetostatic wave device | Toshihiko Ryuo | 1998-07-28 |
| 5616176 | Oxide garnet single crystal | Satoru Fukuda, Toshihiko Ryuo | 1997-04-01 |
| 5519803 | Optical waveguide | Yoshiyuki Shiono, Shohei Kozakai, Toshihiko Ryuo | 1996-05-21 |
| 5479290 | Faraday's rotator and optical isolator | Toshiaki Watanabe, Jun Horikoshi, Toshihiko Ryuo | 1995-12-26 |
| 5449942 | Rare earth oxide-based garnet single crystal for magnetostatic device and method for the preparation thereof | Toshihiko Ryuo | 1995-09-12 |