Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D410012 | Engine hood | Barry Joseph Goebert, James Grake | 1999-05-18 |
| D278434 | Wireless telephone system base unit or the like | — | 1985-04-16 |
| D267037 | Dialyzer cartridge | Kurt Spranger, Wolfgang Heck | 1982-11-23 |
| D258837 | Dialyzer cartridge | Kurt Spranger | 1981-04-07 |
| D256893 | Medical thermometer | Lennart P. E. Persson | 1980-09-16 |