Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4885053 | Process for metal-plating an electrically poorly conducting substrate made of an inorganic material | August F. Bogenschutz, Robert Ostwald | 1989-12-05 |
| 4832988 | Process for chemically metallizing an inorganic substrate | August F. Bogenschutz, Robert Ostwald | 1989-05-23 |
| 4812202 | Process for metal-plating ceramic surfaces | August F. Bogenschutz, Robert Ostwald | 1989-03-14 |