S. Joe Qin

Follow

Person

Austin, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Sensor validation apparatus and method
- Patent number 6,594,620
- Issue date Jul 15, 2003
- Aspen Technology, Inc.
- S. Joe Qin
- G05 - CONTROLLING REGULATING
Information Patent Grant
Sensor validation apparatus and method
- Patent number 6,356,857
- Issue date Mar 12, 2002
- Aspen Technology, Inc.
- S. Joe Qin
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for fuzzy logic control with automatic tuning
- Patent number 6,330,484
- Issue date Dec 11, 2001
- Fisher-Rosemount Systems, Inc.
- S. Joe Qin
- G05 - CONTROLLING REGULATING
Information Patent Grant
System and method for closed loop autotuning of PID controllers
- Patent number 6,081,751
- Issue date Jun 27, 2000
- National Instruments Corporation
- Rongfu Luo
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method of adapting and applying control parameters in non-linear pr...
- Patent number 5,748,467
- Issue date May 5, 1998
- Fisher-Rosemont Systems, Inc.
- S. Joe Qin
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for detecting and identifying faulty sensors i...
- Patent number 5,680,409
- Issue date Oct 21, 1997
- Fisher-Rosemount Systems, Inc.
- S. Joe Qin
- G05 - CONTROLLING REGULATING