Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5688612 | Battery cover and vent cap interface seal | Edward N. Mrotek, Gerald A. Cummins, Dean R. Walsten | 1997-11-18 |
| 5681668 | Dual wall storage battery system having air passageways in the bottom of the battery | Michael E. Reed, Mark S. Inkmann, Debra L. Smith, Michael T. Reher | 1997-10-28 |
| 5591847 | Long wavelength absorbing photosensitizers related to purpurin-18, bacteriopurpurin-18 and related compounds with imide linkages | Ravindra K. Pandey, Kevin M. Smith, Fuu-Yau Shiau | 1997-01-07 |