Masamitsu Ishihara

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Tagata-gun, Shizuoka-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method and mechanism for constant-measure feed of rod materials
- Patent number 4,350,033
- Issue date Sep 21, 1982
- Masamitsu Ishihara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and machine for digging ditch
- Patent number 4,145,086
- Issue date Mar 20, 1979
- Masamitsu Ishihara
- B28 - WORKING CEMENT, CLAY, OR STONE
Information Patent Grant
Hydraulic bending machine
- Patent number 4,141,235
- Issue date Feb 27, 1979
- Masamitsu Ishihara
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
Non-core type bit, non-core drill apparatus, and method of supplyin...
- Publication number 20050105977
- Publication date May 19, 2005
- Ishihara Kikai Kogyo Co., Ltd.
- Masamitsu Ishihara
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR