Tomoyuki KOYAMA

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
Conveyance chain, tool change system and multiple link plates
- Patent number 11,772,217
- Issue date Oct 3, 2023
- Tsubakimoto Chain Co.
- Tatsuya Kamio
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tool holding and conveying chain
- Patent number 8,814,771
- Issue date Aug 26, 2014
- Tsubakimoto Chain Co.
- Tomoyuki Koyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
CONVEYANCE CHAIN, TOOL CHANGE SYSTEM AND MULTIPLE LINK PLATES
- Publication number 20210394322
- Publication date Dec 23, 2021
- Tsubakimoto Chain Co.
- Tatsuya Kamio
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TOOL HOLDING AND CONVEYING CHAIN
- Publication number 20110245053
- Publication date Oct 6, 2011
- Tsubakimoto Chain Co.
- Tomoyuki KOYAMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR