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SCHWARZ WALTER

Overview
  • Total Patents
    118
About

SCHWARZ WALTER has a total of 118 patent applications. Its first patent ever was published in 1901. It filed its patents most often in Austria, Germany and United States. Its main competitors in its focus markets mechanical elements, machines and machine tools are SCHWARZ W, POLVA NEDERLAND BV and HUAHAN TECHNOLOGY CO LTD.

Patent filings per year

Chart showing SCHWARZ WALTERs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Schwarz Walter 59
#2 Schwarz Walter Ing 16
#3 List Jaroslav Ing Csc 4
#4 Svoboda Vladimir 4
#5 Schwarz Walter Ing Csc 4
#6 List Jaroslav 3
#7 Mares Emil 3
#8 Kutil Jaroslav 2
#9 Walter Schwarz 2
#10 Shvarts Valter 2

Latest patents

Publication Filing date Title
CA2299838A1 Device for covering manholes as well as a separation device for the removal of manhole covers
ATA24590A Molded and material-close, particularly electrically insulating pipe connection
ATA190A Sheet metal tape, method and device for producing folded screw seam tubes
ES2014664A6 Process and device for manufacturing a tube with a helical seam
CN1047991A The production method of helically-seamed pipe and device
RU1788920C Method and apparatus for manufacture of spirally welded tubes
CZ238089A3 Process for preparing dimeric fatty acids from a polymerizate by distillation
FI891071A0 Foerfarande och anordning foer framstaellning av ett spiralfalsat roer.
DK103989D0 Method and apparatus for preparing a screw through
CZ82289A3 Process for preparing polymerizate being suitable for preparation of dimeric fatty acids by molecular distillation process
WO8905201A1 Process and device for manufacturing tubes with helically arranged seams
CS809987A1 Process for preparing aromatized fat
CS810087A1 Aromatized fat
CS161587A1 Mixture of saturated and non-saturated fatty acids' acylglycerols and method of their production
CA1309899C Process and device for spiral winding of tapes
ATA304284A Method and device for screw-shaping material tapes
CS247677B1 Fytosterol concentrate
CS247761B1 Method of phytosterol concentrate production
DE3006613A1 Water sport sled for swimmer - has submerged drive engine located under top surface and snorkel tube for underwater use
EP0000755A1 Method and apparatus for making a shaped body from reinforced plastic