Inventor · disambiguated record
Fumihisa Hanzawa
Also filed as: HANZAWA FUMIHISA
6 granted patents·1 pending application·524 citations·filing 1993–2014
87Inventor score
Top patents by PatentIndex Score
7 records- 0197US5600462AOptical film and liquid crystal display device using the filmIBM·Filed 1993·Granted Feb 4, 1997·306 cites·7 claims
- 0289US6522543B2IC heat radiation structure and display deviceIBM·Filed 2001·Granted Feb 18, 2003·59 cites·9 claims
- 0388US6590626B1Liquid crystal display, backlight unit, and fluorescent tube for backlight unitIBM·Filed 2000·Granted Jul 8, 2003·40 cites·11 claims
- 0484US6055029ABacklighting system for a liquid crystal display including an integrally molded light guiding plate and frame with a deformation absorbing meansSTANLEY ELECTRIC CO LTD·Filed 1997·Granted Apr 25, 2000·87 cites·7 claims
- 0577US6559908B2Direct-light-type planar light source apparatus and liquid crystal display deviceIBM·Filed 2002·Granted May 6, 2003·28 cites·8 claims
- 0642US2016266298A1Backlight systems containing downconversion film elements3M INNOVATIVE PROPERTIES CO·Filed 2014·Application pending·0 cites
- 0734USRE41566EOptical film and liquid crystal display device using the filmAU OPTRONICS CORP·Filed 1999·Granted Aug 24, 2010·4 cites·19 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →