| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 19 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Transport | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Vehicle seats | |
| #3 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Smith Watson R | 21 |
| #2 | Franz Gustav A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1425345A | Spring structure | |
| US1399030A | Spring structure | |
| US1399029A | Spring structure | |
| US1399028A | Spring structure | |
| US1287489A | Spring structure. | |
| US1242996A | Spring structure. | |
| US1075165A | Seat-cushion retainer. | |
| US1074986A | Seat-cushion retainer. | |
| US1150711A | Spring structure. | |
| CA146098A | Spring structure | |
| US1150712A | Spring structure. | |
| US1126896A | Spring structure. | |
| US916622A | Spring construction. | |
| US879334A | Spring construction. | |
| US803933A | Spring-cushion. | |
| CA92223A | Shot gun | |
| US813244A | Cushion-spring. | |
| US792083A | Cushion-spring. | |
| US793853A | Cushion-spring. | |
| US757420A | Wire clip for cushion-spring work. |