Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6482274 | Nonchromate metallic surface treating agent for PCM use, method for PCM surface treatment, and treated PCM steel panel | Toshiaki Shimakura, Motohiro Sasaki, Katsuyoshi Yamasoe | 2002-11-19 |
| 6436475 | Process of treating metallic surfaces | Hans-Jurgen Adler, Christian Bram, Ralf Feser, Evelin Jahne, Iris Mäge +3 more | 2002-08-20 |