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KAPLAN & SONS LAZARE

Overview
  • Total Patents
    21
About

KAPLAN & SONS LAZARE has a total of 21 patent applications. Its first patent ever was published in 1946. It filed its patents most often in Spain, India and United States. Its main competitors in its focus markets machine tools, consumer goods and audio-visual technology are HANGZHOU YONGGUAN NETWORK TECH CO LTD, TECHNIFOR and TECHNIFOR SA.

Patent filings per year

Chart showing KAPLAN & SONS LAZAREs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gresser Herbert D 11
#2 Nussenbaum Joseph 11
#3 Kaplan George 5
#4 Kaplan George R 4
#5 Kaplan George Rene 2
#6 Gresser Herbert David 1
#7 Nussenbaum J 1
#8 Kaplan Lazare 1
#9 Joseph Nussenbaum 1
#10 Fresser Herbert David 1

Latest patents

Publication Filing date Title
ES8500111A1 Identity marking appts. for cut diamond
ES8407410A1 Identity marking appts. for cut diamond
PT75022A Method and apparatus for placing identifying indicia on the surface of precious stones including diamonds
BR8203191A Process and apparatus for provision of identification signs on a precious stone
KR840002035B1 Method and apparatus for placing identifying indicia on the surface of precious stones including dianonds
NZ200676A Laser etching of diamonds:pulsed laser moved intermittently over surface
US4392476A Method and apparatus for placing identifying indicia on the surface of precious stones including diamonds
US2431907A Grinding or polishing machine