| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 2 | |
| #3 | Australia | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Little Robert K | 8 |
| #2 | Lincoln Edgar Barry | 2 |
| #3 | Little R | 2 |
| #4 | Lincoln Edgar B | 1 |
| #5 | Lincoln E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4073467A | High pressure pinch valve | |
| US3771758A | Lined pinch valve body | |
| US3734133A | Diverter pinch valve | |
| US3556465A | Diaphragm valve assembly and method of making same | |
| US3556461A | Pinch-type valve | |
| US3268201A | Positive opening pinch valve | |
| US3175472A | Fluid motor | |
| CA799325A | Positive opening pinch valve |