Learn more

HALL JOHN H

Overview
  • Total Patents
    14
About

HALL JOHN H has a total of 14 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets semiconductors, machines and agriculture are KOSMA CO LTD, UNITED SEMICONDUCTOR CORP and ARAKAWA KK.

Patent filings in countries

World map showing HALL JOHN Hs patent filings in countries
# Country Total Patents
#1 United States 13
#2 United Kingdom 1

Patent filings per year

Chart showing HALL JOHN Hs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hall John H 13
#2 Watson Robert N 1

Latest patents

Publication Filing date Title
GB0322299D0 The Eco flow (high level watering system)
US5365100A Low voltage compound modulated integrated transistor structure
US5350711A Method of fabricating high temperature refractory metal nitride contact and interconnect structure
US5164812A Conductance modulated integrated transistor structure with low drain capacitance
US5119160A Clocked CBICMOS integrated transistor structure
US5028978A Complementary bipolar complementary CMOS (CBiCMOS) transmission gate
US5021858A Compound modulated integrated transistor structure
US5061981A Double diffused CMOS with Schottky to drain contacts
US2064063A Weeding hoe
US1289034A Lumber-bumper.
US981555A Spare-wheel-holding device.
US784396A Lawn-mower.
US628709A Pressure-regulating valve.