| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Transport | |
| #3 | Textiles and paper | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Toys | |
| #2 | Mechanical treatment of natural fibrous | |
| #3 | Vehicle wheels | |
| #4 | Writing or drawing tools | |
| #5 | Hand carts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Conrad Dahl | 5 |
| #2 | Hynan Arthur C | 3 |
| #3 | Duffy Thomas I | 2 |
| #4 | Robert Forsyth | 2 |
| #5 | Keeran Charles R | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2130681A | Process and apparatus for deriving fiber from flax straw or the like | |
| US1904371A | Demountable wheel lock | |
| US1801671A | Mechanical pencil | |
| US1814161A | Demountable wheel | |
| US1729772A | Process and apparatus for deriving spinning fiber from fiber-bearing plant stems | |
| US1632822A | Self-balancing kite | |
| US1609609A | Coaster vehicle | |
| US1579473A | Kite structure | |
| US1545946A | Monoplane kite | |
| US1525921A | Glider kite | |
| CA317721A | Demountable wheel lock | |
| CA327717A | Flexible spring connector | |
| CA327716A | Vehicle spring suspension |