| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 5 | |
| #2 | Canada | 4 | |
| #3 | Australia | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Measurement | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Vehicle signalling and lighting | |
| #5 | Venting or aerating devices | |
| #6 | Measuring distances |
| # | Name | Total Patents |
|---|---|---|
| #1 | Corcoran Daniel P | 12 |
| Publication | Filing date | Title |
|---|---|---|
| US5326139A | Coupling device for branch points on a pipe | |
| CA2076138A1 | Pipe and pipe fittings and methods for securing pipe | |
| CA2044348A1 | Coupling device for piping | |
| CA2043833A1 | Connector | |
| US4613171A | Junction coupling with unitary locking gasket and methods for their use | |
| US1753364A | Signal device | |
| US1583960A | Valve | |
| US1422743A | Gradometer |