Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5136410 | Optical fiber link control safety system | David A. Knodel, Michael Peterson, Brian Andrew Schuelke, David W. Siljenberg, Ronald L. Soderstrom +1 more | 1992-08-04 |
| 5069522 | Optical fiber link card | Timothy R. Block, Marcia B. Ebler, Ladd W. Freitag, Spencer C. Holter, Dennis L. Karst +3 more | 1991-12-03 |
| 5039194 | Optical fiber link card | Timothy R. Block, Marcia B. Ebler, Ladd W. Freitag, Spencer C. Holter, Dennis L. Karst +3 more | 1991-08-13 |
| 4917453 | Optical communication signal source | Timothy R. Block, Dennis L. Karst, David C. Kobliska, Tong Lu, Ronald L. Soderstrom | 1990-04-17 |
| 4850044 | Serial optical interconnect bus for logic cards and the like | Timothy R. Block, Ronald L. Soderstrom, Charles J. Rocca | 1989-07-18 |
| 4305080 | Compensating driver circuit for thermal print head | Earl A. Cunningham, David E. Cutshall, Ronald L. Soderstrom, James M. Thompson | 1981-12-08 |
| 4184063 | Thermal printer write head assembly | LaVerne F. Knappe, John Regehr | 1980-01-15 |