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OBAYASHI CONSTR CO LTD

Overview
  • Total Patents
    139
About

OBAYASHI CONSTR CO LTD has a total of 139 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 environmental technology, machines and surface technology and coating are JFE CONTAINER CO LTD, SUDA SEIJIROU and HITACHI AUTOMOTIVE SYSTEMS MEASUREMENT LTD.

Patent filings in countries

World map showing OBAYASHI CONSTR CO LTDs patent filings in countries
# Country Total Patents
#1 Japan 139

Patent filings per year

Chart showing OBAYASHI CONSTR CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Aoyanagi Tooru 9
#2 Kotani Katsumi 8
#3 Aoyama Miki 8
#4 Naito Kazuaki 7
#5 Tanaka Kaname 6
#6 Ogawa Matsuhei 6
#7 Ono Kazuhito 6
#8 Hayashi Yoshimasa 6
#9 Fujita Kaoru 6
#10 Sakai Kanji 6

Latest patents

Publication Filing date Title
JPH04251135A Air conditioner installed near window
JPH0285627A Secondary system of cooling system using ice water
JPS51109678A Hasamijo rachisu kozo o mochiitashinshukujizai no beruto konbea
JPS51108367A Teionekitaitankuno dannetsuhoho
JPS51108366A Teionekitaitankuno dannetsuhoho
JPS5199746A Taiyonetsuoryoshita doryokuhatsuseisochi
JPS5179906A Shamenni okeru shinshokuboshisono keiseihoho
JPS5179905A Kuratsukuno haitsutanorimennoanteikoho
JPS5172006A KOTSUKANSEISOCHI
JPS5162817A Keshobanno seizohoho
JPS5162816A Keshobanno seizohoho
JPS5161140A Konkuriitono somenshiagekoho
JPS5125327A KINZOKUSHIITOTSUKIKENCHIKUYOKESHOFUNENITA
JPS5121651A KOCHIKUBUTSUKENSETSUYOTAWAAKUREENNO KURAIMINGUKOHO
JPS5120441A Kyokumen jokotofukuzatsunamenohyogensuru konkuriitoyokatawakuno seizohoho oyobi konkuriitoyokatawaku
JPS5118339A Entotsu haikidakutotonobogojushiraininguno kanetsuyoseihohotosochi