Inventor · Hutto, TX, US

Mitchell A. Markow

42Patents
12h-index
29Co-inventors
81Inventor score

Filing activity: Mar 1, 1996 → Nov 1, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5796854A Thin film speaker apparatus for use in a thin film video monitor device Electricity 65 Expired
US6137890A Lumped parameter resonator of a piezoelectric speaker Electricity 57 Expired
US5682290A Portable computer having loudspeakers in enclosures formed by gaskets located between a keyboard, a printed circuit board, and a frame Electricity 47 Expired
US6359994B1 Portable computer expansion base with enhancement speaker Electricity 46 Expired
US5930376A Multiple channel speaker system for a portable computer Electricity 42 Expired
US6633647B1 Method of custom designing directional responses for a microphone of a portable computer Electricity 42 Expired
US6175489A Onboard speaker system for portable computers which maximizes broad spatial impression Electricity 39 Expired
US5847922A Portable computer docking station having improved speaker apparatus therein Physics 29 Expired
US6671171B1 Portable electronic device having chassis reinforcement system Physics 25 Expired
US6459942B1 Acoustic coupling compensation for a speakerphone of a system Electricity 22 Expired
US6314010A Slope-based primary feedback to control the off-time of a power supply Electricity 12 Expired
US6304434A Portable computer with both dynamic and piezoelectric transducers Physics 12 Expired
US6028944A Signal processing apparatus with selective power amplification Electricity 10 Expired
US6081421A Portable computer having loudspeakers in enclosures formed by gaskets located between a keyboard, a printed circuit board, and a frame Electricity 10 Expired
US6195437A Method and apparatus for independent gain control of a microphone and speaker for a speakerphone mode and a non-speakerphone audio mode of a computer system Electricity 7 Expired
US9877112B2 Piezoelectric force actuator audio system Electricity 6 Active
US7142683B1 Computer with acoustic driver built into acoustically leaky chassis Electricity 5 Expired
US11847009B1 Power control for improving foreground application performance in an information handling system Physics 3 Active
US11147186B2 Predictive fan control using workload profiles Emerging Cross-Sectional Technologies 2 Active
US11199886B1 Method to dynamically bias CPU frequency based on application, temperature and acoustics and system therefor Emerging Cross-Sectional Technologies 2 Active
US9218031B2 System and method for providing wireless power feedback in a wireless power delivery system Electricity 2 Active
US10324752B2 Response times based on application states Physics 1 Active
US9720516B2 Viscoelastic keyboard key design Emerging Cross-Sectional Technologies 1 Active
US9860620B2 Method for forming a layered structural member Emerging Cross-Sectional Technologies 1 Active
US10403960B2 System and method for antenna optimization Electricity 1 Active

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