| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 34 | |
| #2 | Canada | 4 | |
| #3 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Transport | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Hand carts | |
| #3 | Unspecified technologies | |
| #4 | Furniture for children | |
| #5 | Shafts | |
| #6 | Vehicle wheels | |
| #7 | Office furniture | |
| #8 | Sanitary equipment |
| # | Name | Total Patents |
|---|---|---|
| #1 | Collier David R | 18 |
| #2 | Sheldrick Henry W | 12 |
| #3 | Parker James A | 2 |
| #4 | Albert Anderson George | 2 |
| #5 | Anderson George A | 2 |
| #6 | Collier David Rufus | 2 |
| #7 | Baumgartner Philip T | 1 |
| #8 | Bancroft Raymond W | 1 |
| #9 | William Hoglund | 1 |
| #10 | Hoglund William P | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4226549A | Locking hinge joint | |
| US4232900A | Chair control | |
| US4087071A | Chair height limit stop | |
| US3352526A | Chair iron | |
| US3161396A | Swivel chair support construction | |
| US2783053A | Collapsible stroller | |
| US2447283A | Chair iron for tilting chairs | |
| US2456797A | Chair iron for tiltable seats and backs | |
| US2403198A | Chair iron | |
| US2341124A | Chair iron | |
| US2357556A | High chair | |
| US2249860A | Vehicle brake | |
| US2168810A | Chair base | |
| US2184989A | Chair iron | |
| US2140058A | Chair iron | |
| US2119946A | Chair base and method of making the same | |
| US2184988A | Chair iron | |
| US2082499A | Chair iron | |
| US1872894A | Chair iron | |
| US1849073A | Chair |