| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 17 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Basic materials chemistry | |
| #4 | Thermal processes | |
| #5 | Consumer goods | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Pipes | |
| #3 | Venting or aerating devices | |
| #4 | Pistons and sealings | |
| #5 | Liquid hydrocarbon mixture production | |
| #6 | Brushes | |
| #7 | Steam generation | |
| #8 | Earth drilling | |
| #9 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Laurent Milton P | 22 |
| Publication | Filing date | Title |
|---|---|---|
| US2687229A | Pressure tightened joint | |
| US2565244A | Plug valve | |
| US2612340A | Rotary plug valve | |
| US2626840A | Self-tightening packing gland | |
| US2582997A | Cosure | |
| US2499655A | Combination brush spacer and support for rotatable pipe cleaning machine brushes | |
| US2582996A | Seal for gate valve bonnets | |
| US2582995A | Closure joint | |
| US2370804A | Plug structure | |
| US2301296A | Coupling | |
| US2275301A | Coupling | |
| US2258020A | Tube holding device | |
| US2238742A | Clamp fitting | |
| US2158131A | Swivel pipe coupling | |
| US2025113A | Pipe coupling | |
| US2025112A | Pipe coupling | |
| US1971159A | Flow nipple | |
| CA504735A | Closure joint | |
| CA508061A | Pressure tightened joint | |
| CA503925A | Closure |