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TOMA KOHAN KK

Overview
  • Total Patents
    79
About

TOMA KOHAN KK has a total of 79 patent applications. Its first patent ever was published in 1974. It filed its patents most often in Japan. Its main competitors in its focus markets civil engineering are LAMELCOLOR SA, OSUUSKUNTA METSAELIITTO and BHB GMBH.

Patent filings in countries

World map showing TOMA KOHAN KKs patent filings in countries
# Country Total Patents
#1 Japan 79

Patent filings per year

Chart showing TOMA KOHAN KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Civil engineering

Focus technologies

# Technology
#1 Doors and windows

Top inventors

# Name Total Patents
#1 Touma Takeshi 58
#2 Touma Tsuyoshi 12
#3 Toma Takeshi 8
#4 Amino Tamotsu 2
#5 Toma Tsuyoshi 1

Latest patents

Publication Filing date Title
JPH0339122A Wood bathtub and manufacture thereof
JPH0334802A Wide lumber
JPH0223916A Woody matting
JPH01291819A Woody bath tub
JPH01284663A Woody tile
JPH01284662A Woody tile
JPS63288701A Bent board and manufacture thereof
JPS6341101A Small-diameter wood sawing board and manufacture thereof
JPS59111836A Manufacture of bent plate
JPS5980246A Box body used in furniture or house
JPS5961653A Constitutional member and production thereof
JPS5961654A Constitutional member and production thereof
JPS5941556A Reinforcing of frame
JPS5910652A Ceiling decorating body and production thereof
JPS58192505A Box body used in furniture and house
JPS5813881A Decorative door for enclosing tool
JPS5873313A Extensible leg member
JPS5869507A Leg member for table
JPS5869985A Acordion like plate body and production thereof
JPS5828372A Accordion-shaped tabular body and its manufacture