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Shigemi Nagatomo
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Tokyo, JP
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last 30 patents
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Patent Grant
Scroll member for use in a positive displacement device, and a meth...
Patent number
4,875,839
Issue date
Oct 24, 1989
Kabushiki Kaisha Toshiba
Hirotsugu Sakata
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Scroll compressor with control of lubricant flow
Patent number
4,762,477
Issue date
Aug 9, 1988
Kabushiki Kaisha Toshiba
Makoto Hayano
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Stirling engine
Patent number
4,719,755
Issue date
Jan 19, 1988
Kabushiki Kaisha Toshiba
Shigemi Nagatomo
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Scroll compressor with lower and higher pressure chambers acting on...
Patent number
4,708,607
Issue date
Nov 24, 1987
Kabushiki Kaisha Toshiba
Makoto Hayano
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor with a thrust reduction mechanism
Patent number
4,696,630
Issue date
Sep 29, 1987
Kabushiki Kaisha Toshiba
Hirotsugu Sakata
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor with suction port in stationary end plate
Patent number
4,673,339
Issue date
Jun 16, 1987
Kabushiki Kaisha Toshiba
Makoto Hayano
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Scroll compressor with planar surfaces on the internal end portions...
Patent number
4,558,997
Issue date
Dec 17, 1985
Tokyo Shibaura Denki Kabushiki Kaisha
Hirotsugu Sakata
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information
Patent Grant
Turbine for use in refrigeration cycle
Patent number
4,442,682
Issue date
Apr 17, 1984
Tokyo Shibaura Denki Kabushiki Kaisha
Hirotsugu Sakata
F25 - REFRIGERATION OR COOLING COMBINED HEATING AND REFRIGERATION SYSTEMS HEA...