Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4276343 | Active phosphorus nitrides containing hydroxyl and halogen, and process for making them | Joseph Cremer | 1981-06-30 |
HH
Heink Harnisch
Overall (All Time): #4,092,408 of 4,157,543Top 100%
1
Patents All Time