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Hiroshi Kumazaki
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Numazu, JP
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last 30 patents
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Patent Grant
Injection molding apparatus for controlling molding optimum conditi...
Patent number
5,088,911
Issue date
Feb 18, 1992
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus of judging quality of injection molded products
Patent number
5,017,315
Issue date
May 21, 1991
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method and apparatus for controlling injection compression molding
Patent number
5,012,426
Issue date
Apr 30, 1991
Toshiba Kikai Kabushiki Kaisha
Susumu Harada
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Vent type injection molding machine
Patent number
4,946,356
Issue date
Aug 7, 1990
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Temperature indicating control apparatus having data storing function
Patent number
4,841,459
Issue date
Jun 20, 1989
Toshiba Kikai Kabushiki Kaisha
Go Ikeda
G05 - CONTROLLING REGULATING
Information
Patent Grant
Method and apparatus for controlling injection step of injection mo...
Patent number
4,735,760
Issue date
Apr 5, 1988
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Method of controlling pressurized gas, before and after injecting a...
Patent number
4,675,141
Issue date
Jun 23, 1987
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Multiple mold clamping apparatus
Patent number
4,383,816
Issue date
May 17, 1983
Toshiba Kikai Kabushiki Kaisha
Hiroshi Kumazaki
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL