Assignee
Inventors
- Bernard J. Halter (1 patents)
- Alphonse M. Bracco (1 patents)
- Donald B. Johnson (62 patents)
- An V. Le (28 patents)
- Stephen M. Matyas (94 patents)
- Rostislaw Prymak (15 patents)
- James Randall (7 patents)
- John D. Wilkins (19 patents)
US Patent 5319705 · Granted Jun 7, 1994