Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11897525 | System and method for railroad personnel safety assurance | Eric Peter Olsen, Shanmugasundaram Rajasubramanian, Marutha Pandian Jagadesan, Michael Quinn Howard, David Himmelstein +7 more | 2024-02-13 |
| 11414111 | System and method for railroad personnel safety assurance | Eric Peter Olsen, Shanmugasundaram Rajasubramanian, Marutha Pandian Jagadesan, Michael Quinn Howard, David Himmelstein +7 more | 2022-08-16 |