Tetsuo Ikeyama

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Signal processing apparatus, signal processing method, and display...
- Patent number 11,942,049
- Issue date Mar 26, 2024
- Saturn Licensing LLC
- Tetsuo Ikeyama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display apparatus
- Patent number 11,902,698
- Issue date Feb 13, 2024
- Sony Group Corporation
- Hiroshi Yoshioka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Display device
- Patent number 11,800,285
- Issue date Oct 24, 2023
- Sony Group Corporation
- Hiroshi Yoshioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal processing apparatus, signal processing method, and display...
- Patent number 11,222,606
- Issue date Jan 11, 2022
- Sony Group Corporation
- Tetsuo Ikeyama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS

Patents Applicationslast 30 patents

Information Patent Application
Display Apparatus
- Publication number 20220272299
- Publication date Aug 25, 2022
- SONY GROUP CORPORATION
- Hiroshi Yoshioka
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Display Device
- Publication number 20220248138
- Publication date Aug 4, 2022
- SONY GROUP CORPORATION
- Hiroshi Yoshioka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signal Processing Apparatus, Signal Processing Method, And Display...
- Publication number 20220130341
- Publication date Apr 28, 2022
- Saturn Licensing LLC
- Tetsuo Ikeyama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Application
Signal Processing Apparatus, Signal Processing Method, And Display...
- Publication number 20210074226
- Publication date Mar 11, 2021
- SONY CORPORATION
- Tetsuo Ikeyama
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS