Nan Long Tsai

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Kaohsiung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Fan motor with variable frequency/constant speed control
- Patent number 6,515,447
- Issue date Feb 4, 2003
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Fan motor with constant speed control by a microprocessor system
- Patent number 6,481,974
- Issue date Nov 19, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Thermal control variable speed fan motor
- Patent number 6,407,525
- Issue date Jun 18, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fan motor having two-stage speed control
- Patent number 6,396,231
- Issue date May 28, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Fan motor with its speed controlled by operating periods of a pulse...
- Patent number 6,385,395
- Issue date May 7, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

Information Patent Application
Fan motor with constant speed control by a microprocessor system
- Publication number 20020110457
- Publication date Aug 15, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Variable speed fan motor controlled by a reference voltage
- Publication number 20020109475
- Publication date Aug 15, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
FAN MOTOR WITH VARIABLE FREQUENCY/CONSTANT SPEED CONTROL
- Publication number 20020109478
- Publication date Aug 15, 2002
- Sunonwealth Electric Machine Industry Co., Ltd.
- Alex Horng
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC