Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5053149 | Method for dewaxing oil and gas pipelines or wells | Stanley R. Sandler, John F. Kennoy, William J. Tuszynski | 1991-10-01 |
| 4827031 | Process for preparing amines from olefins with ammonium halide catalysts | David M. Gardner, Roger T. Clark | 1989-05-02 |
| 4549993 | Purification of crude, liquid organosulfonyl chloride | — | 1985-10-29 |
| 4483757 | Photochemical process for preparing amines | David M. Gardner | 1984-11-20 |