Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4984510 | System for posting articles into a containment | Richard J. Critchley | 1991-01-15 |
| 4980094 | Methods and apparatus for closing and charging radioactive waste containers | Richard J. Critchley | 1990-12-25 |
| 4972652 | Closures for containers | Richard J. Critchley | 1990-11-27 |
| 4474518 | Shielded cells having manipulators comprising a master arm and a slave arm | Richard J. Critchley | 1984-10-02 |