Toshitaka Takei

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Patents Grantslast 30 patents

Information Patent Grant
Vibration-generating device
- Patent number 12,127,994
- Issue date Oct 29, 2024
- TAKET LLC
- Toshitaka Takei
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Piezoelectric speaker
- Patent number 6,831,985
- Issue date Dec 14, 2004
- Toshitaka Takei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
VIBRATION-GENERATING DEVICE
- Publication number 20220313547
- Publication date Oct 6, 2022
- TAKET LLC
- Toshitaka TAKEI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Piezoelectric speaker
- Publication number 20020006208
- Publication date Jan 17, 2002
- Toshitaka Takei
- H04 - ELECTRIC COMMUNICATION TECHNIQUE