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OBAYASHISEIKOU CO LTD

Overview
  • Total Patents
    30
About

OBAYASHISEIKOU CO LTD has a total of 30 patent applications. Its first patent ever was published in 1997. It filed its patents most often in United States, EPO (European Patent Office) and Republic of Korea. Its main competitors in its focus markets optics, medical technology and consumer goods are OBAYASHI SEIKO KK, NAKAGAWA HIDETOSHI and ALLIED MATERIAL TECHNOLOGY COR.

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Hirota Naoto 25
#2 Naoto Hirota 5

Latest patents

Publication Filing date Title
TW200404181A Active matrix type vertically aligned mode liquid crystal display and driving method thereof
US7098980B2 Liquid crystal display device comprising pixel and common electrodes inclined in first and second directions to form a zigzag shape which is symmetrical relative to alignment direction of liquid crystal
WO9808134A1 Liquid crystal display device
WO9739381A1 Liquid crystal display device