Assignee
Inventors
- Ian Buxton (14 patents)
- Sandra Therese Antoinette Malkowska (31 patents)
- Derek Allan Prater (37 patents)
- Deborah L. Singh (1 patents)
- Stewart T. Leslie (41 patents)
- Ronald Brown Miller (33 patents)
US Patent 5112515 · Granted May 12, 1992