| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 20 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Locks | |
| #3 | Unspecified technologies | |
| #4 | Bolts for doors or windows | |
| #5 | Indexing scheme relating to hinges | |
| #6 | Wing fittings | |
| #7 | Hinges for doors or windows | |
| #8 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | Williams Merton S | 5 |
| #2 | Raymond Horace H | 3 |
| #3 | Roche James | 2 |
| #4 | Vile Norman J | 2 |
| #5 | Aspenwall Carl S | 2 |
| #6 | Zavoico Stephen V | 2 |
| #7 | Nelson Robert C | 1 |
| #8 | Willard Mathis | 1 |
| #9 | Smith Vene C | 1 |
| #10 | Biblin Daniel L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2837368A | Box lock | |
| US2715828A | Combination controlled padlock | |
| US2782625A | Cover for cylinder locks | |
| US2804765A | Cylinder lock with stop means | |
| US2662385A | Laminated lock body with name plate | |
| US2726531A | Laminated padlock | |
| US2744404A | Laminated lock body | |
| US2682763A | Garage door latch | |
| US2640521A | Split head locking screw | |
| US2517378A | Deadlocking spring latch for doors | |
| US2442450A | Door closer | |
| US2311298A | Luggage latch | |
| US2281088A | Rap-proof padlock | |
| US2292008A | Luggaget lock | |
| US2228674A | Latch and locking means | |
| US2177996A | Lock | |
| US2222553A | Remote control for latches and locks | |
| US837664A | Lock-case. | |
| US666697A | Multiple-key lock. | |
| US645218A | Mirror-hinge. |