Edward Laird
24Patents
10h-index
10Co-inventors
72Inventor score
Filing activity: Jul 25, 2001 → Jun 21, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8587404B2 | Movable barrier operator and transmitter with imminent barrier moving notification | Fixed Constructions | 52 | Active |
| US6975203B2 | Universal barrier operator transmitter | Physics | 48 | Expired |
| US7127847B2 | Barrier movement control safety method and apparatus | Physics | 45 | Expired |
| US7154531B2 | Detecting objects by digital imaging device | Physics | 28 | Expired |
| US7042183B2 | Barrier movement operator speed control | Fixed Constructions | 18 | Expired |
| US6989767B2 | Obstacle detector-responsive movable barrier operator apparatus and method | Fixed Constructions | 17 | Expired |
| US6860065B2 | Remote release for a movable barrier arrangement | Fixed Constructions | 14 | Expired |
| US6670725B2 | Power apparatus for intermittently powered equipment | Fixed Constructions | 13 | Expired |
| US6982652B2 | Movable barrier operator with multiple lighting schemes and method | Electricity | 12 | Expired |
| US8279040B2 | System and method for control of multiple barrier operators | Physics | 12 | Active |
| US6995533B2 | Controlled torque drive for a barrier operator | Electricity | 9 | Expired |
| US6777902B2 | Asymmetric drive motor for a barrier operator or the like | Fixed Constructions | 8 | Expired |
| US10358317B2 | Cable tension monitor | Fixed Constructions | 4 | Active |
| US9148409B2 | Method and apparatus to facilitate message transmission and reception using different transmission characteristics | Physics | 4 | Active |
| US7855634B2 | Barrier movement system including a combined keypad and voice responsive transmitter | Physics | 4 | Active |
| US8471677B2 | Barrier movement system including a combined keypad and voice responsive transmitter | Physics | 3 | Active |
| US6774594B2 | Asymmetric drive motor for a barrier operator or the like | Fixed Constructions | 2 | Expired |
| US10862924B2 | Method and apparatus to facilitate message transmission and reception using different transmission characteristics | Physics | 2 | Active |
| USRE48433E1 | Method and apparatus to facilitate transmission of an encrypted rolling code | General | 2 | Active |
| US8416055B2 | Moveable barrier operator feature adjustment system and method | Physics | 0 | Active |
| US12149618B2 | Method and apparatus to facilitate transmission of an encrypted rolling code | Electricity | 0 | Active |
| US12019407B2 | Oscillation device | Physics | 0 | Active |
| US11799648B2 | Method and apparatus to facilitate transmission of an encrypted rolling code | Electricity | 0 | Active |
| US11440766B2 | Cable tension monitor | Fixed Constructions | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.