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GREENFIELD IND INC

Overview
  • Total Patents
    21
About

GREENFIELD IND INC has a total of 21 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, Canada and EPO (European Patent Office). Its main competitors in its focus markets machine tools, machines and transport are HECHT GIL, JOERG GUEHRING and ZINNER GMBH.

Patent filings per year

Chart showing GREENFIELD IND INCs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Hsu George 9
#2 Joiner James 5
#3 Shallenberger Fred T 5
#4 Emanuelli Dino J 2
#5 Moring Raymond E 1
#6 Ford David L 1
#7 George Stephen M 1
#8 Greenfield Peter 1

Latest patents

Publication Filing date Title
EP1278609A1 Indexable drill and cutting inserts therefor
IL150137D0 Indexable drill and cutting inserts therefor
JPH10296514A Bar drill with exchangeable cutting insert tool
US5346238A Portable removable bicycle stand
US5011342A Twist drill
US4708542A Threading tap