THERMO KING LLC
619Patents
323Active
619Granted
56Portfolio score
Filing activity: Oct 22, 1974 → May 24, 2024 · 30 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4842227A | Strain relief clamp | Electricity | 153 | Expired |
| US6095427A | Temperature control system and method for efficiently obtaining and maintaining the temperature in a conditioned space | Mechanical Engineering; Lighting; Heating | 139 | Expired |
| US5181389A | Methods and apparatus for monitoring the operation of a transport refrigeration system | Physics | 128 | Expired |
| US4903006A | Power line communication system | Electricity | 118 | Expired |
| US5454229A | Refrigeration unit control with shutdown evaluation and automatic restart | Mechanical Engineering; Lighting; Heating | 109 | Expired |
| US5174123A | Methods and apparatus for operating a refrigeration system | Mechanical Engineering; Lighting; Heating | 108 | Expired |
| US5323385A | Serial bus communication method in a refrigeration system | Electricity | 108 | Expired |
| US5499512A | Methods and apparatus for converting a manually operable refrigeration unit to remote operation | Physics | 106 | Expired |
| US5123252A | Method of operating a transport refrigeration unit | Physics | 103 | Expired |
| US5303560A | Method and apparatus for monitoring and controlling the operation of a refrigeration unit | Physics | 101 | Expired |
| US4663725A | Microprocessor based control system and method providing better performance and better operation of a shipping container refrigeration system | Mechanical Engineering; Lighting; Heating | 101 | Expired |
| US6708507B1 | Temperature control apparatus and method of determining malfunction | Mechanical Engineering; Lighting; Heating | 101 | Expired |
| US5579648A | Method of monitoring a transport refrigeration unit and an associated conditioned load | Mechanical Engineering; Lighting; Heating | 87 | Expired |
| US6560980B2 | Method and apparatus for controlling evaporator and condenser fans in a refrigeration system | Emerging Cross-Sectional Technologies | 81 | Expired |
| US4949550A | Method and apparatus for monitoring a transport refrigeration system and its conditioned load | Mechanical Engineering; Lighting; Heating | 79 | Expired |
| US5423190A | Apparatus for evacuating and charging a refrigeration unit | Mechanical Engineering; Lighting; Heating | 79 | Expired |
| US4977751A | Refrigeration system having a modulation valve which also performs function of compressor throttling valve | Mechanical Engineering; Lighting; Heating | 79 | Expired |
| US5123253A | Method of operating a transport refrigeration unit | Physics | 78 | Expired |
| US4918932A | Method of controlling the capacity of a transport refrigeration system | Physics | 77 | Expired |
| US4720980A | Method of operating a transport refrigeration system | Mechanical Engineering; Lighting; Heating | 75 | Expired |
| US4885563A | Power line carrier communication system | Electricity | 74 | Expired |
| US4896277A | Method of mapping refrigerated containers in a power line carrier based monitoring system | Electricity | 72 | Expired |
| US6862499B1 | Environment-controlled transport unit | Mechanical Engineering; Lighting; Heating | 72 | Expired |
| US5596878A | Methods and apparatus for operating a refrigeration unit | Mechanical Engineering; Lighting; Heating | 67 | Expired |
| US5387994A | Communications adapter for converting wire-based communication to wireless communication | Electricity | 67 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.