Inventor · disambiguated record
Tadahiko Hanada
Also filed as: HANADA TADAHIKO
6 granted patents·61 citations·filing 1998–2003
80Inventor score
Files withNEC CORP6
Top patents by PatentIndex Score
6 records- 0184US6192712B1Optical waveguide fabrication methodNEC CORP·Filed 1998·Granted Feb 27, 2001·37 cites·20 claims
- 0269US7076125B2Optical circuit element and production method therefor, array-form optical circuit element, optical circuit device using itNEC CORP·Filed 2002·Granted Jul 11, 2006·14 cites·40 claims
- 0352US6684013B2Optical waveguide device to be optically poled, method of manufacturing optical waveguide device to be optically poled, and method of optically poling optical waveguide deviceNEC CORP·Filed 2001·Granted Jan 27, 2004·5 cites·21 claims
- 0451US7020367B2Optical couplerNEC CORP·Filed 2002·Granted Mar 28, 2006·3 cites·10 claims
- 0545US6876782B2Integrated type optical waveguide deviceNEC CORP·Filed 2002·Granted Apr 5, 2005·2 cites·41 claims
- 0638US7106929B2Waveguide deviceNEC CORP·Filed 2003·Granted Sep 12, 2006·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →