Kouichi Nakagawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Hydrogen sulfide gas production plant system and method for recover...
- Patent number 9,321,646
- Issue date Apr 26, 2016
- Sumitomo Metal Mining Co., Ltd.
- Osamu Nakai
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Recovery method of electric appliance
- Patent number 7,891,068
- Issue date Feb 22, 2011
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Takagi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Grant
Recovery method for an electric appliance
- Patent number 7,318,265
- Issue date Jan 15, 2008
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa Takagi
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of manufacturing aluminum bonding pad with PSG coating
- Patent number 4,824,801
- Issue date Apr 25, 1989
- Mitsubishi Denki Kabushiki Kaisha
- Hiroshi Kawashimo
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HYDROGEN SULFIDE GAS PRODUCTION PLANT SYSTEM AND METHOD FOR RECOVER...
- Publication number 20150175420
- Publication date Jun 25, 2015
- Sumitomo Metal Mining Co., Ltd.
- Osamu Nakai
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
RECOVERY METHOD OF ELECTRIC APPLIANCE, ELECTRIC APPLIANCE, INFORMAT...
- Publication number 20080066282
- Publication date Mar 20, 2008
- MITSUBISHI ELECTRIC CORPORATION
- Tsukasa TAKAGI
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
RECOVERY METHOD OF ELECTRIC APPLIANCE, ELECTRIC APPLIANCE, INFORMAT...
- Publication number 20070130742
- Publication date Jun 14, 2007
- Mitsubishi Denki Kabushiki Kaisha
- Tsukasa TAKAGI
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL
Information Patent Application
Electric appliance collecting method, electric appliance, electric...
- Publication number 20050102812
- Publication date May 19, 2005
- Tsukasa Takagi
- B09 - DISPOSAL OF SOLID WASTE RECLAMATION OF CONTAMINED SOIL SOIL