TAKAHIRO HAYASAKA
Inventor
Stats
- 0 US patents issued
- 2 US Applications filed
- most recent filing
This is official USPTO record data
Details
- 0 US Patents Issued
- 2 US Applications Filed
- 7 Total Citation Count
- Apr 20, 2021 Most Recent Filing
- Mar 26, 2020 Earliest Filing
Work History
No Work History Available.Inventor Addresses
| Address | Duration |
|---|---|
| TOKYO, JP | Jul 14, 22 - Jun 29, 23 |
| Tokyo, JP | Apr 02, 24 - Mar 25, 25 |
Technology Profile
| Technology | Matters | |
|---|---|---|
| A47C: | CHAIRS | 2 |
| B60N: | VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR | 1 |
| H04R: | LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS | 2 |
Patents / Publication
| Patents / Publication # | Year of Publication / Issued | Title | Citations |
|---|---|---|---|
| 12262187 | 2025 | Speaker apparatus and chair | 0 |
| 11950049 | 2024 | Acoustic reflector, speaker unit, and chair | 0 |
| 2023/0209,261 | 2023 | SPEAKER APPARATUS AND CHAIR | 0 |
| 2022/0225,018 | 2022 | ACOUSTIC REFLECTOR, SPEAKER UNIT, AND CHAIR | 4 |
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