Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5951838 | Method and apparatus for correcting illumination non-uniformities | David M. Heffelfinger | 1999-09-14 |
| 5897760 | Method and apparatus for the removal of non-uniformities in an electrophoresis apparatus | David M. Heffelfinger | 1999-04-27 |
| 5891314 | Method and apparatus for correcting lens non-uniformities in an electrophoresis apparatus | David M. Heffelfinger | 1999-04-06 |
| 5879519 | Geometries and configurations for magnetron sputtering apparatus | James W. Seeser, Thomas H. Allen, Eric R. Dickey, Bryant P. Hichwa, Rolf F. Illsley +7 more | 1999-03-09 |
| 5799773 | Method and apparatus for correcting lens and detector non-uniformities | David M. Heffelfinger | 1998-09-01 |
| 5618388 | Geometries and configurations for magnetron sputtering apparatus | James W. Seeser, Thomas H. Allen, Eric R. Dickey, Bryant P. Hichwa, Rolf F. Illsley +7 more | 1997-04-08 |