| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Medical technology | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Operating tables | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Chairs and beds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Adolphson Roy T | 10 |
| #2 | Reichert Allan S | 8 |
| #3 | Douglass Jr John | 2 |
| #4 | Smith Archie R | 1 |
| #5 | Mcphee John L | 1 |
| #6 | Einstein Alfred C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2998954A | Clamping device | |
| US2932867A | Clamping devices | |
| US2932873A | Clamp | |
| US2891258A | Side rail for hospital beds | |
| US2929078A | Side rails for hospital beds | |
| US2860937A | Operating table accessory | |
| US2832655A | Obstetrical tables | |
| US2905952A | Patient stretchers | |
| US2872688A | Hospital beds | |
| US2827641A | Hospital beds | |
| US2714541A | Foot stirrups for physician's examining tables | |
| US2712484A | Physician's examining table | |
| CA581904A | Hospital beds | |
| CA630363A | Hospital beds | |
| CA569018A | Obstetrical beds |