John A. Doherty
18Patents
15h-index
10Co-inventors
75Inventor score
Filing activity: Apr 24, 1985 → Mar 18, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4639301A | Focused ion beam processing | Electricity | 90 | Expired |
| US5186396A | Apparatus for spreading granular and liquid materials | Performing Operations; Transporting | 79 | Expired |
| US5904296A | Apparatus and system for synchronized application of one or more materials to a surface from a vehicle and control of a vehicle mounted variable positions snow removal device | Physics | 73 | Expired |
| US6173904A | Apparatus and system for synchronized application of one or more materials to a surface from a vehicle and control of a vehicle mounted variable position snow removal device | Physics | 66 | Expired |
| US6535141B1 | Vehicle mounted travel surface and weather condition monitoring system | Physics | 59 | Expired |
| US5096125A | Apparatus for synchronized spreading of granular and liquid material | Fixed Constructions | 53 | Expired |
| US5619193A | Surface material and condition sensing system | Physics | 49 | Expired |
| US6938829B2 | Apparatus and system for synchronized application of one or more materials to a surface from a vehicle and control of a vehicle mounted variable position snow removal device | Physics | 48 | Expired |
| US5745051A | Surface material and condition sensing system | Physics | 46 | Expired |
| US5069392A | Synchronized granular material and liquid spreading device with full hydraulic control | Fixed Constructions | 43 | Expired |
| US6538578B1 | Vehicle mounted travel surface and weather condition monitoring system | Physics | 38 | Expired |
| US6977597B2 | Vehicle mounted travel surface and weather condition monitoring system | Physics | 38 | Expired |
| US7164365B2 | Vehicle mounted travel surface and weather condition monitoring system | Physics | 37 | Expired |
| US7400267B1 | Methods for determining need for treating a vehicle travel surface | Physics | 33 | Active |
| US7839301B2 | Surface condition sensing and treatment systems, and associated methods | Fixed Constructions | 31 | Active |
| US8044823B2 | Systems and method for monitoring and controlling a vehicle travel surface | Physics | 8 | Active |
| US7688344B2 | Systems and methods for mediating teleconferences | Electricity | 8 | Active |
| US7683804B2 | Methods for determining need for treating a vehicle travel surface | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.