| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | EPO (European Patent Office) | 3 | |
| #3 | Republic of Korea | 3 | |
| #4 | Canada | 2 | |
| #5 | Mexico | 2 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Surface technology and coating | |
| #4 | Basic materials chemistry | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Pipes | |
| #2 | Unspecified technologies | |
| #3 | Metallic material removal | |
| #4 | Soldering, welding and flame cutting | |
| #5 | Coating metallic material | |
| #6 | Unspecified technologies | |
| #7 | Coating compositions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Copeland Daniel A | 12 |
| #2 | Holmes Iv William W | 3 |
| #3 | Holmes William W Iv | 3 |
| #4 | Copeland Daniel Albert | 3 |
| #5 | Owen William H | 2 |
| #6 | Horton A Michel | 1 |
| #7 | Owen William | 1 |
| #8 | Farr David J | 1 |
| #9 | Weber James | 1 |
| #10 | Wren James E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2005230972A1 | Mechanical pipe joint, gasket, and method for restraining pipe spigots in mechanical pipe joint bell sockets | |
| KR20060038484A | Energized restraining gasket for mechanical joints of pipes | |
| CA2607873A1 | Locking device and method for securing telescoped pipe | |
| US7108289B1 | Restraining gasket for mechanical joints of pipes |