TATSUMI TADAO

Overview

Total Patents

12

About

TATSUMI TADAO has a total of 12 patent applications. Its first patent ever was published in 1975. It filed its patents most often in Japan, Canada and Germany. Its main competitors in its focus markets environmental technology and thermal processes are STEAG FERNWAERME, QINGHAI HENGYOU NEW ENERGY CO LTD and OLIVET JEAN.

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Patent filings in countries

World map showing TATSUMI TADAOs patent filings in countries

#	Country	Total Patents
#1	Japan	7
#2	Canada	2
#3	Germany	2
#4	United States	1

Patent filings per year

Chart showing TATSUMI TADAOs patent filings per year from 1900 to 2020

Similar Companies

STEAG FERNWAERME 96% similarity

QINGHAI HENGYOU NEW ENERGY CO LTD 94% similarity

OLIVET JEAN 94% similarity

STADTWERKE WOLFSBURG AG 93% similarity

JEHIN CO LTD 93% similarity

GS POWER CO LTD 92% similarity

KANGNAM CO LTD 92% similarity

SANDLER ENERGIETECHNIK 92% similarity

PARICA 91% similarity

KAMIMURA EIZOU 90% similarity

Focus industries

#	Industry
#1	Environmental technology
#2	Thermal processes

Focus technologies

#	Technology
#1	Reduction of greenhouse gas emissions
#2	Climate change mitigation in buildings
#3	Domestic heating systems
#4	Solar heat collectors
#5	Climate change adaptation technologies

Top inventors

#	Name	Total Patents
#1	Tatsumi Tadao	12

Latest patents

Publication	Filing date	Title
DE2944360A1	1979-11-02	BUILDING FOR COLD AREAS
JPS5666629A	1979-10-31	Building utilizing solar heat
JPS5627838A	1979-08-14	Cold-zone building using solar heat
JPS55152271A	1979-05-15	Nonnsnowwfall building
JPS55152270A	1979-05-15	Nonnsnowwfall building
JPS55152269A	1979-05-14	Nonnsnowwfall building
JPS55152249A	1979-05-12	Nonnsnowwfall building
JPS5216364A	1975-07-18	Process for producing caffee cake fertilizer