Kiyoshi Koizumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Automatic tube circumference scanning apparatus
- Patent number 4,879,973
- Issue date Nov 14, 1989
- The Kansai Electric Power Co., Inc.
- Takuzo Maeyama
- G01 - MEASURING TESTING
Information Patent Grant
Automated ultrasonic examination system for heat transfer tubes in...
- Patent number 4,872,347
- Issue date Oct 10, 1989
- Tokyo Electric Power Co.
- Yoshimi Okabe
- F28 - HEAT EXCHANGE IN GENERAL