| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | Spain | 2 |
| # | Industry | |
|---|---|---|
| #1 | Optics | |
| #2 | Machines | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Furniture and games | |
| #6 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Cameras | |
| #2 | Unspecified technologies | |
| #3 | Processing photographic materials | |
| #4 | Office furniture | |
| #5 | Doors and windows | |
| #6 | Handling thin material | |
| #7 | Perforating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lewis William H | 6 |
| #2 | Edgecomb Edward F | 2 |
| #3 | Farrand William C | 1 |
| #4 | Farquhar Harry Denman | 1 |
| #5 | Wallace Laird H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES110750A1 | A new stereo device stethoscope. | |
| US693792A | Photographic stand. | |
| US643756A | Magazine-camera. | |
| US641947A | Photographic-background frame. | |
| US648966A | Photographic retouching-frame. | |
| US632220A | Photographer's tray. | |
| US628908A | Paper-cutter. | |
| US631402A | Roll-holder tension device. | |
| US628889A | Photographic-plate holder. | |
| US629379A | Photographic tripod. | |
| US638103A | Photographic shutter. | |
| US638102A | Photographic camera. |