| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Canada | 1 | |
| #4 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Wing fittings | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Locks | |
| #5 | Unspecified technologies | |
| #6 | Bolts for doors or windows |
| # | Name | Total Patents |
|---|---|---|
| #1 | Toledo George F | 8 |
| #2 | Brown Peter Edward | 3 |
| #3 | Toledo George | 2 |
| #4 | Warden Mark | 1 |
| #5 | Brown Peter E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US7055871B2 | Electronic door lock dogging mechanism | |
| US7234201B2 | Door closer power adjusting device | |
| US6641183B2 | Door latch device | |
| US6527314B2 | Clutch handle | |
| US6397430B1 | Adjustable hydraulic backcheck door closer | |
| US6260236B1 | Door closer with hydraulic back checking | |
| MX9700783A | Adjustable power closure. | |
| US5829097A | Hold open control for a door closer | |
| US5666692A | Adjustable power closure |