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MIWA LOCK KOGYO KK

Overview
  • Total Patents
    52
About

MIWA LOCK KOGYO KK has a total of 52 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan, France and United States. Its main competitors in its focus markets machines and civil engineering are MARSHALL WILLIAM DEUTSCH, FRANK E BEST INC and HANCOCK MFG CO.

Patent filings in countries

World map showing MIWA LOCK KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 50
#2 France 1
#3 United States 1

Patent filings per year

Chart showing MIWA LOCK KOGYO KKs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Tabata Hiroshi 11
#2 Shimoi Osamu 8
#3 Wake Kiyoyasu 5
#4 Shigetani Mamoru 4
#5 Nakai Ikuo 4
#6 Matsunaga Hisaichi 3
#7 Katayama Akira 2
#8 Fukuyama Norio 2
#9 Usui Kenzaburo 1
#10 Nagoshi Teruaki 1

Latest patents

Publication Filing date Title
JPH05214855A Transmitting device for drive signal of electric lock
JPH0586755A Going-out confirming signal lock
JPH05222872A Locking device
JPH05202656A Discriminating method for type of electric lock
JPH04368580A Electric lock
JPH0431579A Inner and outer independent signal lock
JPH0424380A Read timing pulse generating mechanism for key information reading device
JPH047480A Crescent lock
JPH03253680A Control and monitoring method of electric lock
JPH03241181A Method for processing key information signal
JPH03197780A Pin cylinder lock and key
JPH03129074A Electric lock
JPH0376976A Actuation mode changeable electric key
JPH02183064A Guard arm device of door
JPH0238674A Removable cylinder lock
JPH01178685A Latch mechanism for electric key
JPS6448982A Hook bolt lock
JPS62182375A Composite card lock
JPS62107184A Back check device for door closure
JPS6286281A Door closing speed change-over apparatus of door closer