Issued Patents All Time
Showing 1–25 of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12327064 | Acoustic control apparatus, storage medium, and method | Takahiro Hiruma | 2025-06-10 |
| 12273691 | Noise reduction system and noise reduction method | Tatsuhiko Goto, Osamu Nishimura | 2025-04-08 |
| 12163926 | Sound inspection apparatus and sound inspection method | Tatsuhiko Goto, Osamu Nishimura | 2024-12-10 |
| 12125493 | Online conversation management apparatus and storage medium storing online conversation management program | Osamu Nishimura, Takahiro Hiruma, Rika Hosaka, Tatsuhiko Goto | 2024-10-22 |
| 11959883 | Diagnostic apparatus and diagnostic method | Tatsuhiko Goto, Osamu Nishimura | 2024-04-16 |
| 11570545 | Acoustic inspection apparatus and acoustic inspection method | Osamu Nishimura, Tatsuhiko Goto | 2023-01-31 |
| 11415152 | System for reducing interference noise of rotor and stator blades, and flight vehicle | Tatsuhiko Goto | 2022-08-16 |
| 11310598 | Acoustic control apparatus, method, program, and device including the apparatus | — | 2022-04-19 |
| 11067546 | Estimating apparatus and estimating method | — | 2021-07-20 |
| 11002707 | Hammering sound diagnostic device and method usable with a robot | Osamu Nishimura | 2021-05-11 |
| 10909962 | Noise reduction device, flight vehicle, power generation device, and noise reduction method | Tatsuhiko Goto | 2021-02-02 |
| 10841681 | Sound generating device | Keiichiro Someda, Osamu Nishimura | 2020-11-17 |
| 10811949 | Vibration power generator with elastic members fixed to a housing and coils poistioned between magnets | Atsuro Oonishi, Akihito Ogawa, Hiroshi Takahashi, Junichiro Ooga | 2020-10-20 |
| 10638249 | Reproducing apparatus | Osamu Nishimura | 2020-04-28 |
| 10620169 | Acoustic inspection apparatus, audio signal acquisition apparatus, acoustic inspection system, and acoustic inspection method | Osamu Nishimura | 2020-04-14 |
| 10559292 | Rotor blade noise reduction system, flying object and noise reduction system | Tatsuhiko Goto | 2020-02-11 |
| 10510332 | Noise reduction apparatus and jet fan | Tatsuhiko Goto | 2019-12-17 |
| 10438579 | Device for reducing noise, flight vehicle, and program | Tatsuhiko Goto | 2019-10-08 |
| 10408129 | Rotor-stator blade interference noise reduction system and flying object | Tatsuhiko Goto | 2019-09-10 |
| 10403261 | Noise reduction apparatus | Tatsuhiko Goto | 2019-09-03 |
| 10225644 | Speaker system | Tatsuhiko Goto, Osamu Nishimura | 2019-03-05 |
| 10082430 | Pressure sensor and microphone | Hideaki Fukuzawa, Osamu Nishimura, Michiko Hara, Hiromi Yuasa, Yoshihiko Fuji +2 more | 2018-09-25 |
| 9936293 | Sound reproduction apparatus, a non-transitory computer readable medium, and a sound reproduction-correction method | Takahiro Hiruma, Osamu Nishimura | 2018-04-03 |
| 9838820 | Acoustic control apparatus | Keiichiro Someda | 2017-12-05 |
| 9789815 | Navigation device, navigation method, and computer program product | Keiichiro Someda | 2017-10-17 |