Learn more

RITTER GILBERT P

Overview
  • Total Patents
    20
About

RITTER GILBERT P has a total of 20 patent applications. Its first patent ever was published in 1901. It filed its patents most often in United States. Its main competitors in its focus markets transport, mechanical elements and measurement are TRANSOM DRAFT GEAR COMPANY, STANDARD COUPLER CO and UNION DRAFT GEAR CO.

Patent filings in countries

World map showing RITTER GILBERT Ps patent filings in countries
# Country Total Patents
#1 United States 20

Patent filings per year

Chart showing RITTER GILBERT Ps patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ritter Gilbert P 20
#2 Bradford Edwin L 1

Latest patents

Publication Filing date Title
US1598450A Game cards
US1256259A Draft appliance for railway-vehicles.
US806499A Computing weighing-machine.
US804267A Brake-beam.
US886864A Car-coupling.
US972921A Car-truck.
US743560A Coupling-release rigging.
US743561A Coupling-release rigging.
US872454A Car-coupling.
US720738A Car-coupling.
US839203A Draft-gear for railway-cars.
US776031A Car-coupling.
US705299A Adjustable brake-head.
US705611A Adjustable brake-head.
US703609A Car-bolster.
US704110A Friction draft-gear.
US719610A Draft-rigging for railway-cars.
US684552A Friction-grip mechanism for draft-rigging, &c.
US677272A Draft-gear for railway-cars.
US683576A Draft-gear for railway-cars.