Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060146 | Multilingual indexing system for alphabetical lysorting by comparing character weights and ASCII codes | Philip Chang | 1991-10-22 |
| 4808976 | Torque indicator | Walter Kiefer | 1989-02-28 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5060146 | Multilingual indexing system for alphabetical lysorting by comparing character weights and ASCII codes | Philip Chang | 1991-10-22 |
| 4808976 | Torque indicator | Walter Kiefer | 1989-02-28 |