Yasuhisa Shigehara

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Identification apparatus and identification method
- Patent number 11,614,397
- Issue date Mar 28, 2023
- Canon Kabushiki Kaisha
- Shigeru Ichihara
- G01 - MEASURING TESTING
Information Patent Grant
Image data processing using bi-level and multi-level value data
- Patent number 5,864,638
- Issue date Jan 26, 1999
- Canon Kabushiki Kaisha
- Yasuhisa Ishizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing system
- Patent number 5,610,726
- Issue date Mar 11, 1997
- Canon Kabushiki Kaisha
- Hiroshi Nonoshita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image data processing using bi-level and multi-level value data
- Patent number 5,521,990
- Issue date May 28, 1996
- Canon Kabushiki Kaisha
- Yasuhisa Ishizawa
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Apparatus for providing variable gamma correction in both on-line a...
- Patent number 5,453,845
- Issue date Sep 26, 1995
- Canon Kabushiki Kaisha
- Hiroshi Nonoshita
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
IDENTIFICATION APPARATUS
- Publication number 20240142381
- Publication date May 2, 2024
- Canon Kabushiki Kaisha
- SHIGERU ICHIHARA
- G01 - MEASURING TESTING
Information Patent Application
IDENTIFICATION APPARATUS AND IDENTIFICATION METHOD
- Publication number 20210404947
- Publication date Dec 30, 2021
- Canon Kabushiki Kaisha
- Shigeru Ichihara
- G01 - MEASURING TESTING