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A E RITTENHOUSE CO INC

Overview
  • Total Patents
    19
About

A E RITTENHOUSE CO INC has a total of 19 patent applications. Its first patent ever was published in 1932. It filed its patents most often in United States. Its main competitors in its focus markets consumer goods, electrical machinery and energy and measurement are HUDSON & CO WHISTLES LTD J, E A LAB and HERFORDER ELEKTRICITAETS WERKE.

Patent filings in countries

World map showing A E RITTENHOUSE CO INCs patent filings in countries
# Country Total Patents
#1 United States 19

Patent filings per year

Chart showing A E RITTENHOUSE CO INCs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lloyd Rittenhouse 12
#2 Warren Glenn E 4
#3 Lord Kenneth M 4
#4 Rittenhouse Arthur E 4

Latest patents

Publication Filing date Title
US2265816A Chime signal
US2265815A Chime signal
US2245443A Electric timing mechanism
US2278587A Chime signal
US2245441A Relay
US2245453A Signal device
US2263051A Signal device
US2240378A Signal device
US2240339A Telephone signaling system
US2230762A Signal device
US2194507A Signal device
US2164839A Signal device
US2169770A Signal device
US2189181A Signal device
US2147498A Signal device
US2156461A Transformer
US2120153A Signal device
US2060426A Electrical terminal
US1982123A Insect exterminator