Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4592969 | Electrochemical cell | Johan Coetzer | 1986-06-03 |
| 4287271 | Electrolyte for an electrochemical cell, and an electrochemical cell including the electrolyte | Johan Coetzer, Annemare de Kocknee Steynberg | 1981-09-01 |