| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 58 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Packaging and shipping | |
| #3 | Machines | |
| #4 | Engines, pumps and turbines | |
| #5 | Agriculture | |
| #6 | Machine tools | |
| #7 | Transport | |
| #8 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Lifting and pushing | |
| #3 | Unspecified technologies | |
| #4 | Harvesting | |
| #5 | Office furniture | |
| #6 | Steam turbines | |
| #7 | Grinding or polishing devices | |
| #8 | Vehicle seats | |
| #9 | Spark gaps and corona devices | |
| #10 | Pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bolens Harry W | 58 |
| Publication | Filing date | Title |
|---|---|---|
| US2228719A | Chair iron | |
| US2017524A | Power operated mower | |
| US1927152A | Mower and the like | |
| US1866498A | Chair iron | |
| US1893929A | Chair iron | |
| US1767166A | Chair iron | |
| US1902827A | Hydraulic jack | |
| US1925652A | Lifting element for hydraulic jacks | |
| US1880732A | Hydraulic jack | |
| US1793462A | Hydraulic jack | |
| US1709000A | Hydraulic jack | |
| US1459138A | Chair iron | |
| US1651579A | Power lawn mower | |
| US1685903A | Cultivator | |
| US1420363A | One-piece metallic galley | |
| US1330427A | Chair-iron | |
| US1297436A | Chair-iron. | |
| US1272365A | Chair-iron. | |
| US1282035A | Chair-iron. | |
| US1224263A | Adjusting means for the backs of type-writer chairs. |