Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6438431 | Apparatus for relay based multiple point process frequency response estimation and control tuning | Qing Wang, Qiang Bi | 2002-08-20 |
| 6076951 | Frequency-domain adaptive controller | Qing Wang | 2000-06-20 |
| 5587899 | Method and apparatus for determining the ultimate gain and ultimate period of a controlled process | Weng K. Ho, Wilhelm K. Wojsznis | 1996-12-24 |
| 5404289 | Controller apparatus having improved transient response speed by means of self-tuning variable set point weighting | Lisheng Cao | 1995-04-04 |