| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 60 | |
| #2 | Canada | 38 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Machine tools | |
| #4 | Electrical machinery and energy | |
| #5 | Mechanical elements | |
| #6 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Bolts for doors or windows | |
| #3 | Locks | |
| #4 | Unspecified technologies | |
| #5 | Nailing machines | |
| #6 | Making forged metal products | |
| #7 | Office furniture | |
| #8 | Spraying devices | |
| #9 | Venting or aerating devices | |
| #10 | Electric switches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lickteig Albert F | 29 |
| #2 | Herbert Quigley | 13 |
| #3 | Quigley Herbert | 11 |
| #4 | Herbert Young | 10 |
| #5 | Ter Meer Herman | 9 |
| #6 | Solliday Foster K | 5 |
| #7 | Young Herbert | 4 |
| #8 | Vander Henst Abraham | 4 |
| #9 | Termeer Herman | 4 |
| #10 | Henst Abraham Vander | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US3200447A | Packaged door assembly | |
| US2778665A | Push-button assembly | |
| US2783774A | Control valve for a pneumatic pressure system | |
| US2779186A | Latch-supporting clip | |
| US2755120A | Latch construction | |
| US2778667A | Concealed knob anchor | |
| US2657567A | Lost motion cartridge for keys in knob locks | |
| US2712749A | Clutch and lost motion assembly for door latches | |
| US2659620A | Friction latch | |
| US2642302A | Reinforced escutcheon plate | |
| US2639932A | Push button construction | |
| US2707649A | Door knob construction | |
| US2687319A | Door latch | |
| US2615745A | Doorknob construction | |
| US2698763A | Doorknob construction | |
| US2648560A | Locking latch | |
| US2578873A | Latch case | |
| US2642735A | Key-in-knob lock | |
| US2632664A | Door lock | |
| US2588307A | Finger release latch |