Learn more

OPT KIKAKU KAIHATSU KK

Overview
  • Total Patents
    13
About

OPT KIKAKU KAIHATSU KK has a total of 13 patent applications. Its first patent ever was published in 1994. It filed its patents most often in Japan. Its main competitors in its focus markets optics are SUZHOU BOE CHATANI ELECTRONICS CO LTD, KOSHIN KOGAKU KK and LAND EDWIN HERBERT.

Patent filings in countries

World map showing OPT KIKAKU KAIHATSU KKs patent filings in countries
# Country Total Patents
#1 Japan 13

Patent filings per year

Chart showing OPT KIKAKU KAIHATSU KKs patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Optics

Focus technologies

# Technology
#1 Nonlinear optics

Top inventors

# Name Total Patents
#1 Hasegawa Toru 11
#2 Kaneko Harunobu 2

Latest patents

Publication Filing date Title
JPH10311976A Reflection liquid crystal device
JPH09318934A Reflection type liquid crystal element
JPH09292634A Reflection type liquid crystal element
JPH09274180A Reflection type liquid crystal element
JPH09258226A Color liquid crystal element and display device
JPH09244071A Liquid crystal element and display device
JPH0915599A Illuminator
JPH08304817A Display device
JPH08292428A Color optical element and display device
JPH08286215A Liquid crystal element
JPH0858245A Data recording sheet and recording device
JPH0852807A Manufacture of high molecular weight formed film
JPH07248405A Liquid crystal element