Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6460450 | Piston engine balancing | Robert A. Sanderson, Albert E. Sanderson | 2002-10-08 |
| 6453479 | Flusher having consistent flush-valve-closure pressure | Natan E. Parsons | 2002-09-24 |
| 6446587 | Piston engine assembly | Robert A. Sanderson, Albert E. Sanderson | 2002-09-10 |
| 6425145 | Push button for metered flow | Natan E. Parsons, Robert Shamitz | 2002-07-30 |
| 6397794 | Piston engine assembly | Robert A. Sanderson, Albert E. Sanderson | 2002-06-04 |
| 6370707 | Supply-line-sealed flush controller | Natan E. Parsons, Robert Shamitz | 2002-04-16 |