Inventor · disambiguated record
Yukitoshi Ohkubo
Also filed as: OHKUBO YUKITOSHI
13 granted patents·641 citations·filing 1976–1994
94Inventor score
Top patents by PatentIndex Score
13 records- 0196US4856869ADisplay element and observation apparatus having the sameCANON KK·Filed 1987·Granted Aug 15, 1989·114 cites·12 claims
- 0295US5148302AOptical modulation element having two-dimensional phase type diffraction gratingNAGANO AKIHIKO·Filed 1991·Granted Sep 15, 1992·170 cites·29 claims
- 0391US4878742ALiquid crystal optical modulatorCANON KK·Filed 1987·Granted Nov 7, 1989·84 cites·11 claims
- 0487US4850681AOptical modulation deviceCANON KK·Filed 1987·Granted Jul 25, 1989·71 cites·8 claims
- 0587US4448867AImage forming method and device for sameCANON KK·Filed 1982·Granted May 15, 1984·42 cites·33 claims
- 0685US4139278ALiquid crystal display deviceCANON KK·Filed 1976·Granted Feb 13, 1979·41 cites·41 claims
- 0780US4714636ALiquid crystal device for color displayCANON KK·Filed 1985·Granted Dec 22, 1987·35 cites·5 claims
- 0864US4822146AOptical modulation elementCANON KK·Filed 1987·Granted Apr 18, 1989·23 cites·7 claims
- 0962US4671642AImage forming apparatusCANON KK·Filed 1985·Granted Jun 9, 1987·22 cites·17 claims
- 1058US5137661AProcess for producing optical recording mediumCANON KK·Filed 1991·Granted Aug 11, 1992·19 cites·18 claims
- 1152US5432770AOptical recording medium, method of reproducing recorded data of optical recording medium, and system for reproducing recorded data of optical recording mediumCANON KK·Filed 1994·Granted Jul 11, 1995·8 cites·18 claims
- 1244US5308235ARoll stamper and apparatus for forming a substrate for information recording mediumCANON KK·Filed 1992·Granted May 3, 1994·9 cites·44 claims
- 1339US5460766AProcess of making substrate for an optical recording mediumCANON KK·Filed 1994·Granted Oct 24, 1995·3 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →