Learn more

SIDNEY RICHARDSON

Overview
  • Total Patents
    11
About

SIDNEY RICHARDSON has a total of 11 patent applications. Its first patent ever was published in 1920. It filed its patents most often in United Kingdom, United States and Germany. Its main competitors in its focus markets machine tools, medical technology and electrical machinery and energy are SVANBERG GUNNAR K, MICRON MACHINERY and MICRON MACHINERY CO LTD.

Patent filings in countries

World map showing SIDNEY RICHARDSONs patent filings in countries
# Country Total Patents
#1 United Kingdom 6
#2 United States 4
#3 Germany 1

Patent filings per year

Chart showing SIDNEY RICHARDSONs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sidney Richardson 4
#2 Richardson Annie M 1
#3 Norma Hopkins Patsy 1

Latest patents

Publication Filing date Title
US2765450A Multiple electrical sockets
US2322393A Combination stereoscopic pictures and viewing device
US2307303A Dry shaver
GB430558A Orthodontia band bracket
GB444754A Orthodontia band bracket and method of producing same
GB424489A Improvements in and relating to devices for facilitating the marking up of scores atbridge or other games
GB311450A Improvements in the employment of wireless apparatus
GB294917A Improvements in and relating to match holders or cases
US1457855A Machinery for beveling the edges of glass lenses and the like
GB166330A Machinery for bevelling the edges of glass or other substances