Inventor · disambiguated record
Ryoichi Koseki
Also filed as: KOSEKI RYOICHI
3 granted patents·7 citations·filing 2004–2008
61Inventor score
Files withNIHON DEMPA KOGYO CO3
Top patents by PatentIndex Score
3 records- 0167US7891486B2Shipping tray for optical elements, and optical element shipped thereinNIHON DEMPA KOGYO CO·Filed 2007·Granted Feb 22, 2011·3 cites·4 claims
- 0257US7572349B2Optical device and production method thereforNIHON DEMPA KOGYO CO·Filed 2008·Granted Aug 11, 2009·2 cites·6 claims
- 0344US7399512B2Optical device and production method thereforNIHON DEMPA KOGYO CO·Filed 2004·Granted Jul 15, 2008·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →