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EWALD ALFRED

Overview
  • Total Patents
    22
  • GoodIP Patent Rank
    200,033
About

EWALD ALFRED has a total of 22 patent applications. Its first patent ever was published in 1908. It filed its patents most often in Germany, United States and Canada. Its main competitors in its focus markets consumer goods, audio-visual technology and electrical machinery and energy are TEI KOUMEI, PAYNE S B and CHIYODA GRAVURE CORP.

Patent filings in countries

World map showing EWALD ALFREDs patent filings in countries

Patent filings per year

Chart showing EWALD ALFREDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ewald Alfred 20

Latest patents

Publication Filing date Title
EP3162421A1 Hollow body with attractive movement effects
DE10251974A1 Transparent hollow body for visually stimulating, discontinuous motion effects in liquids/gases has chamber in vertical stream pivoting about vertical axis to temporarily hold, release drops/bubbles
DE10002868C1 Decorative electric lamp has lamp cover provided with transparent hollow chamber containing different liquids rotated by drive for providing varying lighting effect
DE10002869C1 Decorative lamp has hollow chamber filled with different color liquids illuminated from behind and rotated about horizontal axis
DE10000687A1 Decorative object consists of hollow container divided into two chambers connected by channel, each of which contains a liquid, liquids being of different densities and viscosities
DE19912411A1 Writing instrument with advertising space has element with advertising space freely movable and weighted to ensure it is always in visible position when pen is horizontal
DE19627435A1 Liquid combination and process for its manufacture
DE4039492A1 Tubular kaleidoscope insert - is formed as disc-shaped hollow body with two enclosed, differently coloured unmixable fluids
DE4031371A1 Multiple value polyhedron dice - have fluid filled hollow space with freely movable inner body
DE3813748A1 Inverted hour-glass
DE3813746A1 Device for the coloured representation of graphic characters
DE3844583A1 Device for the coloured representation of graphic symbols
DE2455638A1 DEVICE FOR GENERATING AESTHETIC EFFECTS