Inventor · disambiguated record
Hirokuni Ogawa
Also filed as: OGAWA HIROKUNI
3 granted patents·1 pending application·14 citations·filing 2001–2011
65Inventor score
Files withFUJIKURA LTD4
Top patents by PatentIndex Score
4 records- 0155US7046872B2Optical switch, optical add-drop module, and optical communication systemFUJIKURA LTD·Filed 2003·Granted May 16, 2006·6 cites·21 claims
- 0251US7046881B2Manufacturing method for optical coupler/splitter and method for adjusting optical characteristics of planar lightwave circuit deviceFUJIKURA LTD·Filed 2002·Granted May 16, 2006·5 cites·16 claims
- 0345US6690852B2Optical multiplexer/demultiplexerFUJIKURA LTD·Filed 2001·Granted Feb 10, 2004·3 cites·14 claims
- 0434US2011239438A1Aligning method and aligning apparatusFUJIKURA LTD·Filed 2011·Application pending·0 cites
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