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Fluid pressure striking device
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Patent number 11,850,717
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Issue date Dec 26, 2023
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TEISAKU CORPORATION
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Masanori Ito
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Bracket for a hammer
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Patent number D392542
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Issue date Mar 24, 1998
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Teisaku Corporation
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Masanori Ito
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D08 - Tools and hardware
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Crushing equipment
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Patent number 5,645,236
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Issue date Jul 8, 1997
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Teisaku Corporation
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Yoshitsugu Sugiura
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B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Impact device
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Patent number 5,477,932
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Issue date Dec 26, 1995
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Teisaku Corporation
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Shigeki Asakura
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS