| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 5 | |
| #2 | United States | 5 | |
| #3 | Germany | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | General building constructions | |
| #2 | Punching metal | |
| #3 | Unspecified technologies | |
| #4 | Nails | |
| #5 | Doors and windows | |
| #6 | Wing fittings | |
| #7 | Hinges for doors or windows | |
| #8 | Indexing scheme relating to hinges | |
| #9 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fentiman Arthur E | 7 |
| #2 | Fentiman Arthur Edward | 4 |
| #3 | Fentiman Arthur | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB882153A | Multiple section vertical lift door | |
| US3079989A | Multiple section vertical lift door | |
| US3079681A | Method of making a joint | |
| GB832306A | Improvements in skeleton wall constructions | |
| GB832307A | Improvements relating to walls | |
| GB826898A | Joint and method of forming same | |
| US2874959A | Transmission mechanism selectable operable by either of two power sources | |
| US2895753A | Joint | |
| GB769616A | Truss and components therefor | |
| US2874422A | Vertical lift door |