Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670750 | Electric circuit card having a donut shaped land | John M. Lauffer, James Jens Hansen | 1997-09-23 |
| 5665650 | Method for manufacturing a high density electronic circuit assembly | John M. Lauffer, Donald Herman Glatzel | 1997-09-09 |