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STILES ENRIQUE M

Overview
  • Total Patents
    20
About

STILES ENRIQUE M has a total of 20 patent applications. Its first patent ever was published in 2004. It filed its patents most often in United States. Its main competitors in its focus markets audio-visual technology are EMINENT TECHNOLOGY INC, WIRELESS MUSIC LTD and HANADA AKITO.

Patent filings in countries

World map showing STILES ENRIQUE Ms patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing STILES ENRIQUE Ms patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Stiles Enrique M 20
#2 Calderwood Richard C 15
#3 Turnmire Patrick M 6
#4 Christie Cary L 1

Latest patents

Publication Filing date Title
US2009173567A1 Folded triangular sidewall ducted ports for loudspeaker enclosure
US2007160257A1 Axial magnet assisted radial magnet air return motor for electromagnetic transducer
US2008166010A1 Overlapping surround roll for loudspeaker
US2006182298A1 Bessel soundbar
US2007237353A1 Magnetically tapered air gap for electromagnetic transducer
US2006239496A1 Magnetically tapered air gap for electromagnetic transducer
US2006159287A1 MTM of bessels loudspeaker
US2006159286A1 Bessel array with non-empty null positions
US2006159288A1 Bessel dipole loudspeaker
US2006159289A1 Bessel array with full amplitude signal to half amplitude position transducers
US2007183620A1 Selectable impedance, constant efficiency electromagnetic transducer
US2006018490A1 Bessel array
US2006251286A1 Multi-gap air return motor for electromagnetic transducer
US2006239499A1 Semi-radially-charged conical magnet for electromagnetic transducer
US2006078144A1 Compound-driven augmented passive radiator
US2006078136A1 Chamber-loaded augmented passive radiator
US2006044663A1 Hard disk drive with multiple spindles
US2006018491A1 Single-sided Bessel array