| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 7 | |
| #2 | Canada | 3 | |
| #3 | China | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Transport | |
| #4 | Thermal processes | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies | |
| #3 | Pipes | |
| #4 | Vehicle transmission mounting | |
| #5 | Vehicle suspension arrangements | |
| #6 | Sewers | |
| #7 | Feeding fuel to combustion device | |
| #8 | Pistons and sealings |
| # | Name | Total Patents |
|---|---|---|
| #1 | O'Shea Timothy M | 5 |
| #2 | Makowan Ted J | 4 |
| #3 | Landon Phillip | 1 |
| #4 | Majcen Robert M | 1 |
| #5 | Robbins Norm L | 1 |
| #6 | O'Shea Timothy Matthew | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA2573647A1 | Security cage for vent pipes | |
| US7303180B1 | Valve actuator with split thrust bearing | |
| US2008061260A1 | Adjustable actuator stop | |
| US2007090320A1 | Two-way damper | |
| US6871664B2 | Valve flange connection | |
| US6244567B1 | Segmented seat retainer for valves | |
| US6168161B1 | Rotary valve shaft seal | |
| CA2180408A1 | Liquid flow control device | |
| US5613513A | Liquid flow control device |