Takeaki Shimokawa

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Soraku-gun, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical sensor
- Patent number 10,768,095
- Issue date Sep 8, 2020
- Ricoh Company, Ltd.
- Yoichiro Takahashi
- G01 - MEASURING TESTING
Information Patent Grant
Optical sensor, optical testing device, and optical characteristic...
- Patent number 10,039,452
- Issue date Aug 7, 2018
- Ricoh Company, Ltd.
- Toshihiro Ishii
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Object observing apparatus, object observing method, and storage me...
- Patent number 9,297,752
- Issue date Mar 29, 2016
- Advanced Telecommunications Research Institute International
- Takeaki Shimokawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
OPTICAL SENSOR
- Publication number 20200064253
- Publication date Feb 27, 2020
- RICOH COMPANY, LTD.
- Yoichiro TAKAHASHI
- G01 - MEASURING TESTING
Information Patent Application
OPTICAL SENSOR, OPTICAL TESTING DEVICE, AND OPTICAL CHARACTERISTIC...
- Publication number 20160242647
- Publication date Aug 25, 2016
- RICOH COMPANY, LTD.
- Toshihiro Ishii
- G01 - MEASURING TESTING
Information Patent Application
OBJECT OBSERVING APPARATUS, OBJECT OBSERVING METHOD, AND STORAGE ME...
- Publication number 20150090869
- Publication date Apr 2, 2015
- ADVANCED TELECOMMUNICATIONS RESEARCH INSTITUTE INTERNATIONAL
- Takeaki Shimokawa
- G01 - MEASURING TESTING