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SUKUMLYN THOMAS W

Overview
  • Total Patents
    20
About

SUKUMLYN THOMAS W has a total of 20 patent applications. Its first patent ever was published in 1927. It filed its patents most often in United States. Its main competitors in its focus markets electrical machinery and energy, optics and audio-visual technology are HWANG CHA-WON, MOXTEK INC and TANAKA EIICHIRO.

Patent filings in countries

World map showing SUKUMLYN THOMAS Ws patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing SUKUMLYN THOMAS Ws patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sukumlyn Thomas W 20

Latest patents

Publication Filing date Title
US2472991A Optical light wedge
US2433635A Method of forming optical wedges on lenses and reflectors
US2454488A Light modulation by variable transmissivity receiver screen
US2384209A Method of producing optical wedges
US2281638A Electron camera
US2262123A Television image pickup system
US2247138A System for television transmission
US2243362A Electron microscope system
US2216965A Lens structure
US2281637A Cathode ray television receiver
US2207835A Projection screen
US2061113A Control system for electron emission
US1987136A Electron discharge tube
US2005330A Electron emission device
US1831977A Vacuum tube pickup device
US2035623A Vacuum tube device
US1936922A Electron emission device
US1880289A Light sensitive device
US1770535A Variable-light refractor