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PSI STAR INC

Overview
  • Total Patents
    68
About

PSI STAR INC has a total of 68 patent applications. Its first patent ever was published in 1983. It filed its patents most often in United States, United Kingdom and Germany. Its main competitors in its focus markets surface technology and coating, audio-visual technology and machines are MERUTETSUKUSU KK, METSUKU KK and YAMAGUCHI HIDEAKI.

Patent filings in countries

World map showing PSI STAR INCs patent filings in countries
# Country Total Patents
#1 United States 17
#2 United Kingdom 13
#3 Germany 12
#4 France 12
#5 Canada 9
#6 Japan 5

Patent filings per year

Chart showing PSI STAR INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Nelson Norvell J 28
#2 Nelson Norvell John 16
#3 Battey James F 12
#4 Diederich Perry A 9
#5 Barnett Daniel J 8
#6 Diehl Paulo A 4
#7 Noobueru Jiei Neruson 3
#8 Battey James Francis 3
#9 Perii Ei Daidoritsuku 2
#10 Norvell John Nelson 2

Latest patents

Publication Filing date Title
US4904339A Vertical spray etch reactor and method
US4927700A Copper etching process and product with controlled nitrous acid reaction
GB8815275D0 Manufacturing printed circuit boards
US4846918A Copper etching process and product with controlled nitrous acid reaction
US4767661A Copper etching process and product
US4767662A Copper etching process and product
US4695348A Copper etching process and product
US4711767A Plasma reactor with voltage transformer
FR2575189A1 Process for etching copper on a substrate
CA1281439C Plasma reactor and method for removing photoresist
US4632727A Copper etching process and solution
US4600563A Plasma reactor with voltage transformer
US4556449A Nickel etching process and solution
US4545850A Regenerative copper etching process and solution
US4543153A Process and apparatus for etching copper masked by a nickel-gold mask
CA1221896A Aqueous process for etching copper and other metals
US4497687A Aqueous process for etching cooper and other metals
FR2538003A1 Process and structure for dry etching of copper
US4466859A Process for etching copper
US4468284A Process for etching an aluminum-copper alloy