| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 9 | |
| #2 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Medical technology |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Operating tables | |
| #3 | Furniture for children |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gottfried Louis | 11 |
| #2 | Berger Jacob | 5 |
| Publication | Filing date | Title |
|---|---|---|
| GB1203322A | Improvements in chairs | |
| GB1182182A | Improvements in or relating to Convertible Beds. | |
| CA574672A | Rocker attachment unit for chairs | |
| CA475067A | Convertible high chairs | |
| CA501390A | Rocker attachment unit for chairs | |
| CA659148A | Attachment for chairs and similar structures | |
| CA501037A | Baby-tender | |
| CA454359A | Foldable baby carriage | |
| CA801629A | Stroller with detachable chairs | |
| CA802504A | Crib-bed | |
| CA456988A | Baby carriage |