| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 11 | |
| #2 | United States | 3 | |
| #3 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gardiner William | 11 |
| #2 | William Gardiner | 3 |
| #3 | Duggan William Henry | 1 |
| #4 | Stringfield Cornelius Pruyn | 1 |
| #5 | Duggan William H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB182865A | Dry storage batteries | |
| GB150171A | Improvements in electric storage batteries | |
| US1342953A | Active material for battery-plates | |
| US1342952A | Storage-battery construction | |
| US1360918A | Automatic current-control and brake-valve mechanism |