Yasuo Morooka

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Hitachi, JA

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Patents Grantslast 30 patents

Information Patent Grant
Method of automatic width control of hot rolled strips
- Patent number 4,063,076
- Issue date Dec 13, 1977
- Hitachi, Ltd.
- Yasuo Morooka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Gage control apparatus and method for tandem rolling mills
- Patent number 4,030,326
- Issue date Jun 21, 1977
- Hitachi, Ltd.
- Yasuo Morooka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Tension control system for universal mill
- Patent number 4,003,230
- Issue date Jan 18, 1977
- Hitachi, Ltd.
- Yasuo Morooka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Interstand tension control method and apparatus for tandem rolling...
- Patent number 3,940,960
- Issue date Mar 2, 1976
- Hitachi, Ltd.
- Shinya Tanifuji
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...