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HOLTZ LEONARD

Overview
  • Total Patents
    17
About

HOLTZ LEONARD has a total of 17 patent applications. Its first patent ever was published in 1980. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and EPO (European Patent Office). Its main competitors in its focus markets consumer goods, machines and furniture and games are WU TSUN-ZONG, YUNG KWONG YUEN and PAPPANIKOLAOU GEORGE.

Patent filings in countries

World map showing HOLTZ LEONARDs patent filings in countries
# Country Total Patents
#1 United States 14
#2 WIPO (World Intellectual Property Organization) 2
#3 EPO (European Patent Office) 1

Patent filings per year

Chart showing HOLTZ LEONARDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Hochfeld Stanley 10
#2 Johnson Gary D 6
#3 Holtz Leonard 4
#4 Hochfeld Alan 2
#5 Jacobs Alvin D 1

Latest patents

Publication Filing date Title
US6296544B1 Amusement device for preventing boredom in a traveling vehicle
US5551612A Stick-on condom package assembly
US5065779A Windproof umbrella
US4984942A Tap wrench
US5089337A Business card securing device
US4979534A Windproof umbrella
US4858805A Method for opening a wrapped roll of coins
WO8803857A1 Device for opening a wrapped roll of coins
US4645251A Glove-like waste disposal system
US4368912A Slide holder and transfer device
US4345345A Head support