Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5496520 | Rotary fluid manipulator | Michael L. Bell, Roy A. Chung | 1996-03-05 |
| 5240844 | Test kit for determining the presence of organic materials and method of utilizing same | Siong I. Wie | 1993-08-31 |
| 5141875 | Rotary fluid manipulator | Michael L. Bell, Roy A. Chung | 1992-08-25 |
| 4938927 | Rotary fluid manipulator | Michael L. Bell, Roy A. Chung | 1990-07-03 |
| 4900663 | Test kit for determining the presence of organic materials and method of utilizing same | Siong I. Wie, Roy A. Chung | 1990-02-13 |
| 4696797 | Suspension liquid separator | — | 1987-09-29 |
| 4399229 | Rapid radioimmunoassay product and method of making and using same | Michael L. Bell, Roy A. Chung | 1983-08-16 |
| 4284602 | Integrated fluid manipulator | William Patrick Waters, David G. Shrunk, Michael L. Bell | 1981-08-18 |