| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 6 | |
| #2 | United States | 6 | |
| #3 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Pistons and sealings | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wiltse Sumner D | 8 |
| #2 | Sumner Wiltse | 2 |
| #3 | Sumner Daniel Wiltse | 1 |
| #4 | Wiltse Sumner | 1 |
| #5 | Wiltse Summer D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3334929A | Tube coupling | |
| US3304104A | Tube coupling | |
| US3291496A | Sealing ring | |
| US3218095A | Tube coupling | |
| US2451599A | Closure assembly | |
| US2479447A | Fluid line connection | |
| CA797700A | Resilient sealing ring | |
| CA734308A | Tube coupling | |
| CA752259A | Tube coupling | |
| CA464879A | Fluid line connection | |
| CA751819A | Sealing ring | |
| CA758475A | Tube coupling |