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SEWELL HARRY

Overview
  • Total Patents
    15
About

SEWELL HARRY has a total of 15 patent applications. Its first patent ever was published in 1894. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets optics, measurement and semiconductors are MIVA TECH GMBH, EULITHA AG and SHIRAISHI KENICHI.

Patent filings in countries

World map showing SEWELL HARRYs patent filings in countries
# Country Total Patents
#1 United States 14
#2 United Kingdom 1

Patent filings per year

Chart showing SEWELL HARRYs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Sewell Harry 15
#2 Markoya Louis John 5
#3 Dusa Mircea 2
#4 Doytcheva Maya Angelova 2
#5 Benschop Jozef Petrus Henricus 2
#6 Tenner Manfred Gawein 2
#7 Mccafferty Diane 2
#8 Van Haren Richard Johannes Franciscus 2
#9 Joobeur Adel 1
#10 Kreuzer Justin L 1

Latest patents

Publication Filing date Title
US2009109411A1 Systems and methods for insitu lens cleaning using ozone in immersion lithography
US2008198343A1 Systems and methods for insitu lens cleaning in immersion lithography
GB189424210A Improved Balling Instrument for Horses or other Cattle.