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HARMONIC DESIGN INC

Overview
  • Total Patents
    45
About

HARMONIC DESIGN INC has a total of 45 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets environmental technology, civil engineering and machines are SILBER FRANZ, DEVICE CO LTD and WEIBLEN ROLF DIETHER.

Patent filings per year

Chart showing HARMONIC DESIGN INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Domel Douglas R 34
#2 Walker Winston G 32
#3 Scharf Rich 3
#4 Hauck Eric W 2
#5 Schmeling Dave 2
#6 Walker Winston Glenn 2
#7 Walker Norman C 1
#8 Winston G Walker 1
#9 Scharf Richard 1
#10 Roge Heald 1

Latest patents

Publication Filing date Title
EP2385319A2 Systems and methods for a motorized vent covering in an environment control system
US2006087271A1 Frequency stabilizer circuit for window covering control chip clock
CA2457580A1 Modular battery pack
US6794778B1 Braking system for powered window covering
JP2003227280A Controlling system, controlling method, and remote control unit for electric window cover
JP2003221988A Motor driven window cover and its control method
US7673667B2 Low power, high resolution position encoder for motorized window covering
US6812662B1 Photoelectric power supply system for motorized window coverings
US6338377B1 Skylight assembly with head rail-mounted actuator
US6189592B1 Roll up shade doubled fabric having patterns thereon
US6062290A Photocell mounting apparatus for vertical blinds
US6060852A Head rail-mounted actuator for window covering
US5725040A Suspension cord winding device for window covering
US5729103A Head rail-mounted actuator for window coverings
US5698958A Head rail-mounted actuator for window coverings
CA2204643A1 Head rail-mounted mini-blind actuator for vertical blinds and pleated shades
US5495153A Head rail-mounted mini-blind actuator for vertical blinds and pleated shades
US5517094A Head rail-mounted mini-blind actuator
US5391967A Head rail-mounted mini-blind actuator
US5444339A Mini-blind actuator