Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4851449 | Odorless aromatic dialdehyde disinfecting and sterilizing composition | Norman I. Bruckner, Ronald G. Howell | 1989-07-25 |
| 4847304 | Disinfecting and sterilizing composition | Norman I. Bruckner, Ronald G. Howell | 1989-07-11 |
| 4796991 | Method and apparatus for measuring soft contact lenses | Norris R. Long | 1989-01-10 |