Patent assignee · US · COMPANY

NICOR, INC.

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25Patents
22Active
25Granted
51Portfolio score

Filing activity: Nov 19, 1987 → Apr 28, 2023 · 1 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US6676643B2 Anesthesia conduction catheter Human Necessities 45 Expired
USD400283S Ceiling fixture housing General 39 Expired
US7619878B1 Meter cover for automated meter reading Emerging Cross-Sectional Technologies 23 Active
US4797509A Method and apparatus for connecting electrical conductors together Emerging Cross-Sectional Technologies 15 Expired
US10386058B1 LED luminaire Mechanical Engineering; Lighting; Heating 15 Active
US11015776B2 Architectural linear luminaire Mechanical Engineering; Lighting; Heating 3 Active
USD1014815S1 High bay light fixture General 2 Active
US10824427B2 Method and system for power supply control Electricity 2 Active
USD919167S1 Adjustable transition mount General 1 Active
US11664680B2 Method and system for power supply control Electricity 1 Active
US10473298B1 Architectural linear luminaire Mechanical Engineering; Lighting; Heating 1 Active
US10508783B2 Flush mount fixture Mechanical Engineering; Lighting; Heating 1 Active
US10871275B2 Lighting system family with modular parts and standardized extruded elements Mechanical Engineering; Lighting; Heating 0 Active
US11869341B2 IoT compatible electronic door chime Electricity 0 Active
US10720028B1 IOT compatible electronic door chime Electricity 0 Active
US10865963B2 Architectural linear luminaire Mechanical Engineering; Lighting; Heating 0 Active
US12163645B2 Flush mount lighting fixture Mechanical Engineering; Lighting; Heating 0 Active
US11047553B2 Low profile large area luminaire Mechanical Engineering; Lighting; Heating 0 Active
US11680407B2 Systems and methods for post-tensioning in concrete support systems Fixed Constructions 0 Active
US11620131B2 Methods and systems for illumination power, management, and control Physics 0 Active
US11940468B2 Modular AMI/AMR in-ground meter box Physics 0 Active
US12379096B2 High bay light fixture with die cast housing Mechanical Engineering; Lighting; Heating 0 Active
US11842194B2 Methods and systems for a user interface for illumination power, management, and control Emerging Cross-Sectional Technologies 0 Active
US10914441B2 Lighting system with replaceable downlight Mechanical Engineering; Lighting; Heating 0 Active
US12407109B2 Underground monopole antenna shell Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.