Tatsuya Yoshikawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Sloped part high-speed escalator
- Patent number 7,104,386
- Issue date Sep 12, 2006
- Mitsubishi Denki Kabushiki Kaisha
- Manabu Ogura
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Escalator with high speed inclinded section
- Patent number 6,591,959
- Issue date Jul 15, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Manabu Ogura
- B66 - HOISTING LIFTING HAULING
Information Patent Grant
Escalator with high speed inclined section
- Patent number 6,588,573
- Issue date Jul 8, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Manabu Ogura
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
Sloped part high-speed escalator
- Publication number 20040195046
- Publication date Oct 7, 2004
- Manabu Ogura
- B66 - HOISTING LIFTING HAULING
Information Patent Application
ESCALATOR WITH HIGH SPEED INCLINED SECTION
- Publication number 20030136633
- Publication date Jul 24, 2003
- Mitsubishi Denki Kabushiki Kaisha
- Manabu Ogura
- B66 - HOISTING LIFTING HAULING