DK

Dennis L. Karst

IBM: 6 patents #16,453 of 70,183Top 25%
📍 Rochester, MN: #841 of 3,042 inventorsTop 30%
🗺 Minnesota: #11,810 of 52,454 inventorsTop 25%
Overall (All Time): #889,303 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5513073 Optical device heat spreader and thermal isolation apparatus Timothy R. Block, David Peter Gaio, Charles J. Guenther, Thomas D. Kidd, Michael W. Leddige 1996-04-30
5504828 Apparatus for extending bandwidth of large core fiber optic transmission links Michael Frank Cina, Modest M. Oprysko, Mark B. Ritter, Jeannine M. Trewhella 1996-04-02
5495545 Method for extending bandwidth of large core fiber optic transmission links Michael Frank Cina, Modest M. Oprysko, Mark B. Ritter, Stephen Louis Spanoudis, Jeannine M. Trewhella 1996-02-27
5069522 Optical fiber link card Timothy R. Block, Marcia B. Ebler, Ladd W. Freitag, Gerald M. Heiling, Spencer C. Holter +3 more 1991-12-03
5039194 Optical fiber link card Timothy R. Block, Marcia B. Ebler, Ladd W. Freitag, Gerald M. Heiling, Spencer C. Holter +3 more 1991-08-13
4917453 Optical communication signal source Timothy R. Block, Gerald M. Heiling, David C. Kobliska, Tong Lu, Ronald L. Soderstrom 1990-04-17