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NEAPCO INC

Overview
  • Total Patents
    16
About

NEAPCO INC has a total of 16 patent applications. Its first patent ever was published in 1977. It filed its patents most often in United States and EPO (European Patent Office). Its main competitors in its focus markets mechanical elements, machines and machine tools are JEAN WALTERSCHEID KOMMANDITGES, WEASLER ANTHONY V and GATKE THOMAS L.

Patent filings in countries

World map showing NEAPCO INCs patent filings in countries
# Country Total Patents
#1 United States 15
#2 EPO (European Patent Office) 1

Patent filings per year

Chart showing NEAPCO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Diffenderfer Harold R 5
#2 Stiles James C 4
#3 Rowley George S 3
#4 Kurian Bradley S 3
#5 Cholakon Rifka 2
#6 Jones Michael J 2
#7 Rogers Michael J 2
#8 Podbutzky William 1
#9 Guthrie Jeffrey A 1
#10 Dommel Philip J 1

Latest patents

Publication Filing date Title
US6585444B1 Quick-release coupler
US6425605B1 Shaft assembly capable of length variation and having minimal rotational backlash and minimal sliding resistance
US6241616B1 Variable length double telescoping drive shaft assembly
US6059663A One-piece sealing system for a universal joint assembly
US6050899A Sealing system for a universal joint assembly
US5827122A Radial free motion driveline
US5762556A Adjustable free motion clutch
US5601380A Quick disconnect coupling device
US4859110A Automatic coupling device
US4669737A Annular shaft seal with cam portion on sealing lip
US4622022A Telescoping tubes for torque transmission
US4622840A Method for drawing telescoping tubes for torque transmission
US4568313A Protective guard for articulated shafting
US4154065A Universal joint pivot assembly