Assignee
No assignee recorded.
Inventors
- Jonathan Knowles (6 patents)
- Merja Penttila (58 patents)
- Tuula Teeri (4 patents)
- Helena Nevalainen (6 patents)
- Paivi Lehtovaara-Helenius (5 patents)
US Patent 5529919 · Granted Jun 25, 1996
No assignee recorded.