Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5779460 | Progressive cavity pump with tamper-proof safety | — | 1998-07-14 |
| 5603608 | Methods and apparatus for monitoring progressive cavity pumps | — | 1997-02-18 |
| 4898066 | Polymeric film enveloped explosive cartridges and their manufacture and use | — | 1990-02-06 |
| 4872408 | Polymeric film-enveloped explosive cartridges and their manufacture and use | — | 1989-10-10 |
| 4522125 | Charging large diameter vertical boreholes | — | 1985-06-11 |
| 4492165 | Expandable explosive and stemming cartridge | — | 1985-01-08 |
| 4422382 | Explosive container of interconnected thermoplastic film packages | — | 1983-12-27 |
| 4420440 | Film cartridge manufacture and filling method and apparatus | — | 1983-12-13 |
| 4321728 | Gland seal for stuffer horn | — | 1982-03-30 |
| 4218861 | Apparatus for closing and sealing containers | — | 1980-08-26 |