Inventor · disambiguated record
Yasuo Hanawa
Also filed as: HANAWA YASUO
6 granted patents·1 pending application·69 citations·filing 1985–2003
83Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
7 records- 0178US6660387B2Display device substrate and display device formed therewithHITACHI LTD·Filed 2002·Granted Dec 9, 2003·17 cites·47 claims
- 0274US4781439ALiquid crystal polyimide alignment free of scattering domainsHITACHI LTD·Filed 1987·Granted Nov 1, 1988·18 cites·6 claims
- 0364US4759614AFerroelectric liquid crystal element with particular alignment film and a method for manufacturing the sameHITACHI LTD·Filed 1986·Granted Jul 26, 1988·23 cites·26 claims
- 0439US5020883AFerroelectric liquid crystal deviceHITACHI LTD·Filed 1988·Granted Jun 4, 1991·5 cites·4 claims
- 0538US2004080676A1Display device substrate and display device formed therewithFiled 2003·Application pending·0 cites
- 0633US4733949ALiquid crystal display deviceHITACHI LTD·Filed 1985·Granted Mar 29, 1988·3 cites·25 claims
- 0732USRE34885ELiquid crystal polyimide alignment free of scattering domainsHITACHI LTD·Filed 1992·Granted Mar 28, 1995·3 cites·7 claims
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