Inventor · disambiguated record
Ryohei Takei
Also filed as: TAKEI RYOHEI
4 granted patents·17 citations·filing 2013–2014
71Inventor score
Top patents by PatentIndex Score
4 records- 0185US9435946B2Interlayer light wave coupling deviceNAT INST ADVANCED IND SCIENCE & TECH·Filed 2013·Granted Sep 6, 2016·9 cites·19 claims
- 0283US9690122B2Optical semiconductor deviceNAT INST ADVANCED IND SCIENCE & TECH·Filed 2014·Granted Jun 27, 2017·4 cites·19 claims
- 0381US9829726B2Electro-optical modulatorAIST·Filed 2014·Granted Nov 28, 2017·3 cites·30 claims
- 0462US8965157B2Semiconductor pointed structure and method for fabricating same, spot size converter, and non-reflective terminatorNAT INST OF ADVANCED IND SCIEN·Filed 2013·Granted Feb 24, 2015·1 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →