| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 29 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Transport | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Earth drilling | |
| #2 | Unspecified technologies | |
| #3 | Platform constructions | |
| #4 | Thread cutting | |
| #5 | Shafts | |
| #6 | Vehicle tyre repairing | |
| #7 | Pipes | |
| #8 | Aeroplanes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Decker Harry R | 29 |
| #2 | Houk Russell W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1980041A | Street construction | |
| US1858324A | Pipe holding slip | |
| US1722627A | Pipe cutting and threading attachment for rotaries | |
| US1509547A | Rotary | |
| US1355896A | Well-boring apparatus | |
| US1221978A | Tire-protector. | |
| US1057225A | Aeroplane. | |
| US1152151A | Drill. | |
| US1054512A | Rotary and method of securing the pipe-gripping device thereon. | |
| US1044630A | Rotary. | |
| US1039909A | Boring-tool. | |
| US1045954A | Hole-straightener. | |
| US958100A | Strainer for oil and water wells. | |
| US975333A | Well-screen. | |
| US975334A | Well-screen. | |
| US979748A | Well-screen. | |
| US920548A | Mechanism for drilling wells. | |
| US899208A | Drill-stem clamp for rotary drilling-machines. | |
| US889110A | Well-drilling machinery. | |
| US887775A | Well-drilling machinery. |