Patents/Assignees

Hitachi Industrial Equipment Systems Co., Ltd.

116 patents in portfolio

US11662294utility2023
Fan Filter Unit and HEPA Filter Performance Measurement Method
0 cites
US11635335utility2023
Temperature Sensing Material, and Temperature Deviation Time Estimating System Employing Same
0 cites
US11632073utility2023
Rotating Machine Drive System and Control Method for Rotating Machine Drive System
0 cites
US11623444utility2023
Ink Jet Recording Apparatus
0 cites
US11619748utility2023
Kinematic Positioning System and Kinematic Positioning Method
0 cites
US11614084utility2023
Gas Compressor
0 cites
US11603839utility2023
Scroll Compressor with Two Step Inverter Control
0 cites
US11585335utility2023
Gas Compressor and Method for Controlling Same
0 cites
US11572486utility2023
Temperature Detection Material, Temperature Detection Ink Using Same, Temperature Indicator, Method for Manufacturing Temperature Detection Material, and Product Management System
0 cites
US11575338utility2023
Power Conversion Device
0 cites
US11559813utility2023
Safety Cabinet
0 cites
US11554395utility2023
Safety Cabinet
0 cites
US11541654utility2023
Inkjet Recording Device and Method for Controlling Inkjet Recording Device
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US11542951utility2023
Gas Compressor and Control Method Therefor
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US11543139utility2023
Safety Cabinet
0 cites
US8344671utility2013
Speed Controller of Magnetic Motor
0 cites

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