Issued Patents All Time
Showing 26–50 of 57 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11740351 | Acoustic metamaterial and systems for edge detection | Hideo Iizuka | 2023-08-29 |
| 11723278 | Photo-induced tunable metamaterial | Xiaopeng Li, Hideo Iizuka | 2023-08-08 |
| 11688379 | Plate bending wave absorber | Hideo Iizuka | 2023-06-27 |
| 11688378 | Interlocking blocks for building customizable resonant sound absorbing structures | Hideo Iizuka, Ryohei Tsuruta | 2023-06-27 |
| 11681008 | System and method for modifying signals to determine an incidence angle of an acoustic wave | Ziqi Yu, Xiaopeng Li | 2023-06-20 |
| 11668680 | Plate bending wave direction sensor | Hideo Iizuka | 2023-06-06 |
| 11671747 | Tunable loudspeaker absorber | Xiaopeng Li, Hideo Iizuka | 2023-06-06 |
| 11664779 | Acoustic impedance matching with bubble resonators | Hideo Iizuka | 2023-05-30 |
| 11662048 | Compact duct sound absorber | Hideo Iizuka | 2023-05-30 |
| 11643202 | Drone with semi-rigid structure and selectively actuated arms | Yuyang Song, Hideo Iizuka, Umesh N. Gandhi | 2023-05-09 |
| 11626094 | Membrane acoustic absorber | Hideo Iizuka | 2023-04-11 |
| 11568848 | Airborne acoustic absorber | Hideo Iizuka | 2023-01-31 |
| 11562728 | Shaped acoustic absorber | Hideo Iizuka | 2023-01-24 |
| 11536589 | Electromagnetic noise position sensing | Xiaopeng Li, Kenichi Yatsugi, Michio Yasunishi, Hiroshi Yoshimoto, Takumi J. Jinmon +1 more | 2022-12-27 |
| 11527229 | Magnetic coupling for sound transmission | Hideo Iizuka | 2022-12-13 |
| 11482203 | Sparse acoustic reflector | Hideo Iizuka | 2022-10-25 |
| 11459921 | Acoustic absorber for fan noise reduction | Hideo Iizuka, Ercan Mehmet Dede | 2022-10-04 |
| 11448281 | Superscattering of plate bending wave | Hideo Iizuka | 2022-09-20 |
| 11423873 | Active noise control for vehicle windshield noise | Xiaopeng Li, Jae Seung Lee, Danil V. Prokhorov, Hideo Iizuka | 2022-08-23 |
| 11415556 | Acoustic wave superscattering | Hideo Iizuka | 2022-08-16 |
| 11397222 | System and method for determining at least one characteristic of a transmitting coil | Daniel Hashemi, Hideo Iizuka | 2022-07-26 |
| 11341951 | One-way sound transmission structure | Hideo Iizuka | 2022-05-24 |
| 11322126 | Broadband sparse acoustic absorber | Hideo Iizuka | 2022-05-03 |
| 11204204 | Acoustic absorber with integrated heat sink | Hideo Iizuka, Ercan Mehmet Dede | 2021-12-21 |
| 11170751 | Active noise control for vehicle with a single open window | Xiaopeng Li, Jae Seung Lee, Danil V. Prokhorov, Hideo Iizuka | 2021-11-09 |