| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Control | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Alarm systems | |
| #4 | Wing fittings | |
| #5 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ralph Goldberg | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US3007559A | Adjustable metal doorframe and method for installing same | |
| US3077250A | Sash element for metal pivoted windows | |
| US2818947A | Drywall doorframes | |
| US2826282A | Horizontal sliding window structure and frame therefor | |
| US2718291A | Metal doorframes | |
| US2703157A | Connector element for metal projected windows | |
| US2710393A | Fire alarm | |
| US2670821A | Metal weather stripping | |
| US2651084A | Storm window sash frame | |
| US2771971A | Metal window assembly | |
| US2559764A | Window frame and sash |