| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | United Kingdom | 5 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Civil engineering | |
| #3 | Furniture and games | |
| #4 | Agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | James Williamson | 6 |
| Publication | Filing date | Title |
|---|---|---|
| GB665502A | An improved animal trap | |
| GB347582A | Improvements in or relating to syphon spillways | |
| GB328416A | Improvements in means for supporting submarine cables | |
| US1769911A | Lighting fixture | |
| GB277580A | Improvements in or relating to hall-stands | |
| US1647946A | Lighting fixture | |
| US1703976A | Electric-socket cover | |
| US1624299A | Lighting fixture | |
| US1647947A | Lighting fixture | |
| US1600659A | Lighting fixture | |
| GB191461A | Improvements in and relating to steel sheet piling |