| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines | |
| #3 | Machine tools | |
| #4 | Control | |
| #5 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Pistons and sealings | |
| #2 | Unspecified technologies | |
| #3 | Servomotors | |
| #4 | Venting or aerating devices | |
| #5 | Presses | |
| #6 | Beer | |
| #7 | Control or regulating systems |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schwartz Roy C | 2 |
| #2 | Nelson Karl O | 2 |
| #3 | Nunnemacher Hermann A | 2 |
| #4 | Garnik Robert J | 1 |
| #5 | Hicks Frederick W | 1 |
| #6 | Irwin Walle Leonard | 1 |
| #7 | Albert Otto | 1 |
| #8 | Raasch William W | 1 |
| #9 | Hillstrom Nils B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR1400163A | Cylinder of plastic or the like | |
| US3176595A | Plastic piston assembly | |
| US3159086A | Plastic cylinder assembly | |
| US3254672A | Air circuit control system | |
| US3005669A | Fluid pressure cylinder | |
| US2985101A | Baling press | |
| US2940475A | Valve | |
| US2813545A | Inline control valve | |
| US2707097A | Levelling mechanism for malt turning machines | |
| US1998166A | Ram head | |
| CA708011A | Fluid pressure cylinder | |
| CA212756A | Baling machine |