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WS SPA

Overview
  • Total Patents
    30
About

WS SPA has a total of 30 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Italy, Australia and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets furniture and games, machines and chemical engineering are BOSSES MARK D, SENNE EDGAR P and BRANOFILTER GMBH.

Patent filings per year

Chart showing WS SPAs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Pietrobon Silvano 30

Latest patents

Publication Filing date Title
WO0067630A1 Carpet cleaner with rotating and simultaneously vertically reciprocating brush, particularly as accessory for vacuum cleaner apparatus
WO9960911A1 Household appliance tool provided with a rotating brush with simultaneous vertical and reciprocating motion
WO9847577A1 Technical equipment, particularly for practising snow downhill skiing in a kneeled position
EP0936887A1 Vacuum cleaner apparatus with at least three stages of dust collection, of the type with a path partially submerged in water and provided with a separation labyrinth
AU4842496A Vacuum cleaner
CN1177915A Vacuum cleaner
ITTV940052D0 Further improvement in dust extraction equipment of the type having a path at least partly immersed in a container of water