Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672786 | Production of difluoromethane | David William Bonniface, John David Scott | 1997-09-30 |
| 5623092 | Fluorination catalyst and process | John David Scott | 1997-04-22 |
| 5603021 | Methods for composing formulas in an electronic spreadsheet system | Percy L. Spencer, Steven Ray Boye, Max Montgomery | 1997-02-11 |