| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 106 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Machine tools | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Locks | |
| #3 | Wing fittings | |
| #4 | Hinges for doors or windows | |
| #5 | Unspecified technologies | |
| #6 | Bolts for doors or windows | |
| #7 | Cycle brakes | |
| #8 | Punching metal | |
| #9 | Doors and windows | |
| #10 | Accessories for machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Arens August | 29 |
| #2 | Henry William K | 24 |
| #3 | Teich Ernest L | 18 |
| #4 | Pickop George B | 16 |
| #5 | Glover Charles | 9 |
| #6 | Corbin Wilbur R | 4 |
| #7 | Gilbert Wilbur F | 4 |
| #8 | Trask William S | 3 |
| #9 | Case Cromwell O | 3 |
| #10 | Mullikin Levin H | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1007627A | Lock. | |
| US1008533A | Lock. | |
| US1010341A | Lock. | |
| US1009624A | Hotel-lock-cylinder control. | |
| US993298A | Screwless knob. | |
| US976138A | Door-stop. | |
| US980180A | Lock and night-latch mechanism. | |
| US967377A | Flush bolt. | |
| US967770A | Door-closer. | |
| US970445A | Door-check. | |
| US983667A | Door-lock. | |
| US990795A | Lock. | |
| US987846A | Hotel-lock, emergency-cylinder. | |
| US987722A | Adjustable door-stop. | |
| US962144A | Door-closer. | |
| US967769A | Door-closer. | |
| US986710A | Door-stop door checks and closers. | |
| US962142A | Door-closer mechanism. | |
| US962143A | Door-controlling mechanism. | |
| US960641A | Door-check. |