Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11866225 | Reusable knock-down shipping container | — | 2024-01-09 |
| 4981023 | Air conditioning and heat pump system | C. K. Krishnakumar | 1991-01-01 |
| 4678116 | Water heater | C. K. Krishnakumar | 1987-07-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11866225 | Reusable knock-down shipping container | — | 2024-01-09 |
| 4981023 | Air conditioning and heat pump system | C. K. Krishnakumar | 1991-01-01 |
| 4678116 | Water heater | C. K. Krishnakumar | 1987-07-07 |