Inventor · Upper Marlboro, MD, US

Christopher A. Barnes

16Patents
5h-index
12Co-inventors
63Inventor score

Filing activity: Apr 11, 1994 → Apr 21, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5583432A Electrical method and apparatus for non-contact determination of physical and/or chemical properties of a sample, particularly of blood Physics 44 Expired
US6848137B1 Incline-adjustable air mattress Human Necessities 21 Expired
US10462551B1 Wearable audio device with head on/off state detection Electricity 14 Active
USD481361S1 Electrical cord connection protector General 7 Expired
US10741164B1 Multipurpose microphone in acoustic devices Physics 5 Active
US9881601B2 Controlling stability in ANR devices Electricity 4 Active
US10964304B2 Instability mitigation in an active noise reduction (ANR) system having a hear-through mode Electricity 3 Active
US11640817B2 Instability mitigation in an active noise reduction (ANR) system having a hear-through mode Electricity 2 Active
US10757500B2 Wearable audio device with head on/off state detection Electricity 2 Active
US12087266B2 Instability mitigation in an active noise reduction (ANR) system having a hear-through mode Electricity 0 Active
US7741706B2 Plastic surface mount large area power device Electricity 0 Active
US10411485B2 Battery protection system and method Electricity 0 Active
US10582292B2 Printed circuit board (PCB) mount for headphone earcup Electricity 0 Active
US10804716B2 Method and system for charging a battery Electricity 0 Active
US11514366B2 System for content encryption for predictive models trained on private data Physics 0 Active
US10547938B2 Audio signal transmission Electricity 0 Active

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