| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 13 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Electrical machinery and energy | |
| #5 | Materials and metallurgy | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Dentistry | |
| #2 | Unspecified technologies | |
| #3 | Mixing | |
| #4 | Special electric heating or lighting | |
| #5 | Unspecified technologies | |
| #6 | Physical training equipment | |
| #7 | Casting metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Hollenback George M | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US5263919A | Single leg squat machine | |
| US2453914A | Device for mixing plaster compounds and mixtures | |
| US2328213A | Amalgamator | |
| US2203089A | Dental device | |
| US2129212A | Dental device | |
| US1731573A | Casting | |
| US1772083A | Dental device | |
| US1750804A | Dental device | |
| US1683353A | Paralleling mechanism | |
| US1341903A | Oven or furnace | |
| US1331644A | Oven or furnace | |
| US1408197A | Handpiece for dental instruments | |
| US1487330A | Dental or other furnace or oven |