Inventor · disambiguated record
Keizo Takahama
Also filed as: TAKAHAMA KEIZO
9 granted patents·46 citations·filing 1995–2011
85Inventor score
Top patents by PatentIndex Score
9 records- 0177US8699841B2Photosensitive resin composition, optical waveguide film, film for forming optical waveguide, optical interconnect, opto-electric hybrid circuit board, electronic device, and a method of manufacturing an optical waveguide filmMORI TETSUYA·Filed 2010·Granted Apr 15, 2014·2 cites·16 claims
- 0275US8200058B2Light guide and light guide structureCHOKI KOJI·Filed 2006·Granted Jun 12, 2012·4 cites·60 claims
- 0371US8420293B2Optical waveguides and methods thereofCHOKI KOJI·Filed 2011·Granted Apr 16, 2013·2 cites·9 claims
- 0468US5773509AHeat resistant resin composition, heat resistant film adhesive and process for producing the sameSUMITOMO BAKELITE CO·Filed 1995·Granted Jun 30, 1998·27 cites·12 claims
- 0566US7820356B2Optical waveguides and methods thereofSUMITOMO BAKELITE CO·Filed 2004·Granted Oct 26, 2010·7 cites·41 claims
- 0664US8053166B2Optical waveguides and methods thereofSUMITOMO BAKELITE CO·Filed 2009·Granted Nov 8, 2011·2 cites·18 claims
- 0762US8208769B2Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mountedCHOKI KOJI·Filed 2010·Granted Jun 26, 2012·1 cites·14 claims
- 0859US7869670B2Substrate for mounting an optical element, optical circuit substrate, and substrate on which an optical element is mountedSUMITOMO BAKELITE CO·Filed 2007·Granted Jan 11, 2011·1 cites·13 claims
- 0952US8021825B2Optical waveguides and methods thereofSUMITOMO BAKELITE CO·Filed 2009·Granted Sep 20, 2011·0 cites·56 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →