Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11811219 | Restoration of fault insulated feeder | Ritwik Majumder, Bertil Berggren, Lidong Zhang, Frans Dijkhuizen | 2023-11-07 |
| 10819112 | Feeder line fault response using direct current interconnection system | Jiuping Pan, Chunming Yuan, Xiaobo Yang, Ritwik Majumder, Bertil Berggren +1 more | 2020-10-27 |
| 6460281 | Single trigger sequential firing mechanism for a double barrel firearm | — | 2002-10-08 |
| 5734116 | Nema cabinet monitor tester | — | 1998-03-31 |