Inventor · Alexandria, VA, US

Rajendra Singh

95Patents
19h-index
53Co-inventors
87Inventor score

Filing activity: Mar 3, 1982 → Feb 18, 2025

Most-cited inventions

PatentTitleAreaCited byStatus
US6892068B2 Coordinated satellite-terrestrial frequency reuse Electricity 209 Expired
US6859652B2 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis Electricity 197 Expired
US8170577B2 Method and system enabling use of white space radio spectrum using digital broadcast signals Electricity 178 Active
US8401564B2 Method and system enabling use of white space radio spectrum using digital broadcast signals Electricity 173 Active
US4419533A Photovoltaic device having incident radiation directing means for total internal reflection Emerging Cross-Sectional Technologies 119 Expired
US7149526B2 Coordinated satellite-terrestrial frequency reuse Electricity 56 Expired
US7577400B2 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis Electricity 39 Active
US7636567B2 Coordinated satellite-terrestrial frequency reuse Electricity 38 Active
US5980637A System for depositing a material on a substrate using light energy Electricity 37 Expired
US7792488B2 Systems and methods for transmitting electromagnetic energy over a wireless channel having sufficiently weak measured signal strength Electricity 36 Active
US5820942A Process for depositing a material on a substrate using light energy Electricity 35 Expired
US4979553A Slat assembly and curtain for rolling door Fixed Constructions 34 Expired
US7593726B2 Coordinated satellite-terrestrial frequency reuse Electricity 33 Active
US7706746B2 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis Electricity 27 Active
US7831251B2 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis Electricity 26 Active
US11200306B1 Methods, devices, and systems for authenticating user identity for location-based deliveries Physics 21 Active
US7907893B2 Integrated or autonomous system and method of satellite-terrestrial frequency reuse using signal attenuation and/or blockage, dynamic assignment of frequencies and/or hysteresis Electricity 20 Active
US10677310B2 Vibration isolator mechanism with adjustable force application mechanism Mechanical Engineering; Lighting; Heating 20 Active
US10371229B2 Vibration isolator mechanism with adjustable force-deflection characteristics Mechanical Engineering; Lighting; Heating 19 Active
US9026687B1 Host based enumeration and configuration for computer expansion bus controllers Physics 18 Active
US8040844B2 Wireless communications apparatus and methods employing opportunistic frequency band use Electricity 16 Active
US11137045B2 Vibration isolator with series and/or parallel conical disc spring member arrangements Mechanical Engineering; Lighting; Heating 15 Active
US8377406B1 Synthesis of bis(fluorosulfonyl)imide Emerging Cross-Sectional Technologies 15 Active
US8722005B1 Synthesis of hydrogen bis(fluorosulfonyl)imide Electricity 14 Active
US8130708B2 Method and system enabling use of white space radio spectrum using an out of band control channel Electricity 13 Active

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