| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 34 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Electrical machinery and energy | |
| #5 | Transport | |
| #6 | Audio-visual technology | |
| #7 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Toys | |
| #2 | Unspecified technologies | |
| #3 | Locks | |
| #4 | Unspecified technologies | |
| #5 | Vehicle transmission mounting | |
| #6 | Lighting device details | |
| #7 | Shafts | |
| #8 | Advertising | |
| #9 | Portable lighting devices | |
| #10 | Office furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fergusson Alan R | 34 |
| #2 | Fergusson Constance T | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2409027A | Nested serving table | |
| US2315608A | Nested serving device | |
| US2266183A | Timepiece | |
| US2041403A | Closure cap for receptacles | |
| US1878687A | Tank cap | |
| US1880424A | Tank closure | |
| US1515154A | Toy railway starter clock | |
| US1482640A | Switch mechanism for toy railways | |
| US1482639A | Toy railway crossover | |
| US1482638A | Toy railway | |
| US1482637A | Toy railway | |
| US1482635A | Toy railway | |
| US1482636A | Toy railway | |
| US1656052A | Terminal connecter for toy railways | |
| US1511600A | Rail connecter for toy railways | |
| US1482634A | Toy switch | |
| US1511599A | Toy railway-crossing gate | |
| US1482633A | Toy railway switch | |
| US1482632A | Toy railway crossover | |
| US1511598A | Toy signal tower |