Communications Research Laboratory Ministry of Post and Telecommunications

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Koganei, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and system for predicting rapid motion in earth's cr...
- Patent number 6,622,093
- Issue date Sep 16, 2003
- Science and Technology Agency National Research Institute for Earth Science a...
- Yukio Fujinawa
- G01 - MEASURING TESTING
Information Patent Grant
Method of imminent earthquake prediction by observation of electrom...
- Patent number 5,694,129
- Issue date Dec 2, 1997
- Science and Technology Agency National Research Institute for Earth Science a...
- Yukio Fujinawa
- G01 - MEASURING TESTING
Information Patent Grant
Ranging system using correlation between two spread spectrum wave s...
- Patent number 5,036,330
- Issue date Jul 30, 1991
- Communications Research Laboratory Ministry of Post and Telecommunications
- Michito Imae
- G01 - MEASURING TESTING