Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8939615 | Optically efficient notification device for use in life safety wall strobe applications | Wei Rong, Joseph Kosich | 2015-01-27 |
| 8496363 | Optically efficient notification device for use in life safety wall strobe applications | Wei Rong, Joseph Kosich | 2013-07-30 |
| 8465170 | Optically efficient notification device for use in life safety ceiling strobe applications | Wei Rong, Joseph R. Keller, Joseph Kosich | 2013-06-18 |
| 8220948 | Optically efficient notification device for use in life safety ceiling strobe applications | Wei Rong, Joseph R. Keller, Joseph Kosich | 2012-07-17 |
| 8113694 | Optically efficient notification device for use in life safety wall strobe applications | Wei Rong, Joseph Kosich | 2012-02-14 |