| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 86 | |
| #2 | Canada | 21 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Engines, pumps and turbines | |
| #4 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Pipes | |
| #3 | Venting or aerating devices | |
| #4 | Punching metal | |
| #5 | Unspecified technologies | |
| #6 | Starting of combustion engines | |
| #7 | Nails | |
| #8 | Soldering, welding and flame cutting | |
| #9 | Supplying combustion engines | |
| #10 | Rotary-pistons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Parker Arthur L | 107 |
| Publication | Filing date | Title |
|---|---|---|
| US2324464A | Valve for fuel tanks | |
| US2321414A | Art of sealing and locking threads | |
| US2335958A | Sealing and antiseize composition and article coated therewith | |
| US2308300A | Valve assembly | |
| US2318964A | Valve assembly | |
| US2333670A | Valve asuembly | |
| US2311772A | Antiseize lubricating compound for threads and its method of preparation | |
| US2323416A | Priming valve assembly | |
| US2287900A | Priming valve assembly | |
| US2274731A | Valve assembly for fuel systems | |
| US2314512A | Valve assembly for fuel systems | |
| US2316806A | Tube coupling | |
| US2330841A | Tube coupling | |
| US2332007A | Sump selector valve for fuel tanks | |
| US2339101A | Check valve assembly | |
| US2311078A | Engine primer | |
| US2322877A | Coupling | |
| US2300464A | Hose coupling | |
| US2311465A | Valve assembly | |
| US2327449A | Conduit fitting |