Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6644940 | Restarting device for a fluid operated double diaphragm piston pump | — | 2003-11-11 |
| 6126403 | Diaphragm pump | — | 2000-10-03 |
| 5758565 | Diaphragm assembly and method of manufacturing same | — | 1998-06-02 |
| 5743169 | Diaphragm assembly and method of manufacturing same | — | 1998-04-28 |
| 5120202 | Switching device for reciprocating pumps | Minoru Murata | 1992-06-09 |
| 5002468 | Switching device for reciprocating pumps | Minoru Murata | 1991-03-26 |
| 5002469 | Switching device for reciprocating pumps | Minoru Murata | 1991-03-26 |
| 4923168 | Spool type switching valve device | Minoru Murata | 1990-05-08 |
| 4817503 | Diaphragm pump with pressure chamber having a ribbed wall | — | 1989-04-04 |