| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 13 | |
| #2 | United States | 12 | |
| #3 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Textiles and paper | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Mechanical paper working | |
| #3 | Furniture for children | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Coopersmith Rudolph | 27 |
| #2 | Lozano Michael | 1 |
| #3 | Kindel Charles J | 1 |
| #4 | Carr Thomas Percy | 1 |
| #5 | Greenblatt Julius | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA175477A | Wire mattress | |
| US1253469A | Woven-wire mattress. | |
| US1272626A | Sofa-bed. | |
| GB191223303A | Improvements in Sofa-bedsteads. | |
| CA144777A | Sofa bedstead | |
| US1052890A | Bed-bottom fabric. | |
| US1044627A | Bed-bottom fabric. | |
| US1270790A | Folding cot. | |
| US1043071A | Sofa-bedstead. | |
| CA131344A | Sofa bedstead | |
| US1061986A | Sofa-bedstead. | |
| US978270A | Sofa-bedstead. | |
| US994720A | Sofa-bedstead. | |
| US931998A | Machine for making matrices. | |
| US880278A | Davenport. | |
| US817139A | Davenport-pad. | |
| GB190504709A | Improvements in Beds Convertible into Chairs | |
| CA94805A | Davenport bed | |
| CA199936A | Foot rail for folding beds | |
| CA500838A | Sofa bed |