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WASHINGTON PIERCE GEORGE

Overview
  • Total Patents
    20
About

WASHINGTON PIERCE GEORGE has a total of 20 patent applications. Its first patent ever was published in 1928. It filed its patents most often in United States. Its main competitors in its focus markets basic communication technologies, machines and audio-visual technology are GEORGE WASHINGTON PIERCE, TIBBETTS LAB INC and HARRIS TRANSDUCER CORP.

Patent filings in countries

World map showing WASHINGTON PIERCE GEORGEs patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing WASHINGTON PIERCE GEORGEs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Washington Pierce George 20

Latest patents

Publication Filing date Title
US2266070A Electromechanical vibrator apparatus
US2014413A Magnetostrictive receiver
US2063947A Compensator
US2063945A Diaphragm and method
US1882394A Magnetostrictive vibrator
US2031789A Acoustic electric energy converter
US1882393A Magnetostrictive vibrator
US1997599A Electric filter
US2063949A Magnetostrictive vibrator
US2063946A Sound communication system
US2133648A Electrical system
US2133647A Electromechanical vibrator
US1889153A Acoustic electric energy converter
US1882398A Magnetostrictive vibrator
US1882399A Magnetostrictive vibrator
US2133646A Electrical system
US1882401A Loud speaker
US1882397A Magnetostrictive vibrator