Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6511683 | Enchinacea supplement and method of manufacture | Roland Gahler, Jan V. Slama, Chuck Chang | 2003-01-28 |
| 4622609 | Read/write head positioning apparatus | — | 1986-11-11 |
| 4459628 | Disk cartridge | — | 1984-07-10 |
| 4205357 | Disk drive unit incorporating a field-replaceable fixed disk assembly | Jack V. Fultz, Yoshiyasu Narahara, Michael S. Shebanow | 1980-05-27 |