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TSUTSUI KOICHIRO

Overview
  • Total Patents
    11
About

TSUTSUI KOICHIRO has a total of 11 patent applications. Its first patent ever was published in 1986. It filed its patents most often in Japan. Its main competitors in its focus markets environmental technology are NAKAYAMA YOSHIO, RAITEKU KK and ENTIRE TECHNOLOOGY CO LTD.

Patent filings in countries

World map showing TSUTSUI KOICHIROs patent filings in countries
# Country Total Patents
#1 Japan 11

Patent filings per year

Chart showing TSUTSUI KOICHIROs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Tsutsui Koichiro 11
#2 Kawabe Kentaro 5
#3 Iwano Isamu 2
#4 Tsutsui Kiichiro 1
#5 Yamauchi Teruo 1
#6 Watanabe Norio 1

Latest patents

Publication Filing date Title
JPH06194507A Cold light
JPH0465002A Continuously variable-color temperature type heat-less projector
JPH041701A Formation of protective film on aluminum reflecting mirror
JPH041702A Ultraviolet-absorbing reflecting mirror
JPH03269903A Cosmetic light
JPH03206434A Device for cosmetology, dressing, and the like
JPH02226607A Athermal lighting lamp
JPH02197563A Vacuum deposition device
JPH01321402A Non-heat reflecting mirror
JPH01321403A Non-heat reflecting mirror
JPS62254104A Athermal reflecting mirror