Wataru YOKOTA

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Acoustic transducer, acoustic apparatus, and ultrasonic oscillator
- Patent number 12,256,194
- Issue date Mar 18, 2025
- Ricoh Company, Ltd.
- Wataru Yokota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Movable device, image projection apparatus, head-up display, laser...
- Patent number 11,947,113
- Issue date Apr 2, 2024
- Ricoh Company, Ltd.
- Wataru Yokota
- G02 - OPTICS
Information Patent Grant
Acoustic transducer
- Patent number 11,785,390
- Issue date Oct 10, 2023
- Ricoh Company, Ltd.
- Wataru Yokota
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light deflector, optical scanning system, image projection device,...
- Patent number 11,644,664
- Issue date May 9, 2023
- Ricoh Company, Ltd.
- Wataru Yokota
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
ELECTROACOUSTIC TRANSDUCER, AUDIO INSTRUMENT, AND WEARABLE DEVICE
- Publication number 20240147140
- Publication date May 2, 2024
- Wataru YOKOTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC TRANSDUCER, ACOUSTIC APPARATUS, AND ULTRASONIC OSCILLATOR
- Publication number 20230209277
- Publication date Jun 29, 2023
- Wataru YOKOTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
ACOUSTIC TRANSDUCER
- Publication number 20220264225
- Publication date Aug 18, 2022
- Wataru YOKOTA
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MOVABLE DEVICE, IMAGE PROJECTION APPARATUS, HEAD-UP DISPLAY, LASER...
- Publication number 20210132385
- Publication date May 6, 2021
- Wataru YOKOTA
- G02 - OPTICS
Information Patent Application
LIGHT DEFLECTOR, OPTICAL SCANNING SYSTEM, IMAGE PROJECTION DEVICE,...
- Publication number 20210041687
- Publication date Feb 11, 2021
- Wataru YOKOTA
- G01 - MEASURING TESTING