Inventor · Hearst, ON, CA

Walter Sturm

10Patents
7h-index
17Co-inventors
63Inventor score

Filing activity: Oct 5, 1973 → May 28, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US5819160A Programmable radio subscription system for receiving selectively defined information Electricity 374 Expired
US7562153B2 Method and apparatus for content distribution network brokering and peering Electricity 79 Expired
US5315260A Apparatus for converting an AC component of a signal to a square wave Electricity 13 Expired
US3967107A Operating theater light Mechanical Engineering; Lighting; Heating 11 Expired
US4644166A Sensor for testing light and weather resistance of samples Physics 9 Expired
US5007503A Ladder levelling device with locking means Fixed Constructions 7 Expired
US4618776A Light and weather resistance sensing system with a sensed signal transmission channel Physics 7 Expired
US4015134A Apparatus for controlling the absorption of one or more color components contained in a textile dyeing fluid Textiles; Paper 3 Expired
US3974375A Device for measuring the irradiation energy impinged upon a target within a fixed period Physics 2 Expired
US11947637B2 Authorization of access rights licenses Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.