Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12439208 | Full-frequency band high quality planar resonance speaker with a bar and sound tunnels | Hanyu Jin, Nianbo Wu, Xiaohong He, Xiangzhu Zhu, Bi-Qiang Li | 2025-10-07 | |
| 10128613 | Pin connector assembly | — | 2018-11-13 | |
| 5907462 | Gate coupled SCR for ESD protection circuits | Amitava Chatterjee, Charvaka Duvvury, Ekanayake A. Amerasekera | 1999-05-25 | $42,685,000 |
| 5465189 | Low voltage triggering semiconductor controlled rectifiers | Thomas L. Polgreen, Amitava Chatterjee | 1995-11-07 | $12,814,000 |
| 5068696 | Programmable interconnect or cell using silicided MOS transistors | Amitava Chatterjee, Shian Aur, Thomas L. Polgreen | 1991-11-26 | $2,723,000 |
| 5053848 | Apparatus for providing single event upset resistance for semiconductor devices | Theodore W. Houston | 1991-10-01 | $1,996,000 |
| 5019878 | Programmable interconnect or cell using silicided MOS transistors | Amitava Chatterjee, Shian Aur, Thomas L. Polgreen | 1991-05-28 | $2,901,000 |