Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4787717 | Electrochromic indicator device with reflecting background | Helmut Sautter, Rainer Schink, Lothar Weber | 1988-11-29 |
JB
Jutta Heinz geb Belgardt
Overall (All Time): #3,963,741 of 4,157,543Top 100%
1
Patents All Time