Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10750666 | Dispenser for dispensing water and fertiliser | — | 2020-08-25 |
| 7673418 | Irrigation system | — | 2010-03-09 |
| 5199953 | Process for reducing discoloration of cellulosic fibers, treated at a high temperature with a solution of a polycarboxylic acid and boric acid or borate | Kwok W. Fung, David L. Brotherton | 1993-04-06 |
| 5157152 | Process for the oxidation of a tetrahydrophthalic acid | David L. Brotherton, Kwok W. Fung | 1992-10-20 |