Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4405801 | Silicon-containing nitro dyes and process for making the same | Bodo Hirsch, Gunter Horn | 1983-09-20 |
| 4403099 | Silicon-containing nitro dyes and process for making the same | Bodo Hirsch, Gunter Horn | 1983-09-06 |