Inventor · disambiguated record
Yoshikazu Yamakawa
Also filed as: YAMAKAWA YOSHIKAZU
2 granted patents·1 pending application·0 citations·filing 2004–2010
27Inventor score
Top patents by PatentIndex Score
3 records- 0154US8106230B2Succinic acid diester derivative, process for production thereof, and use of the derivative in the production of pharmaceutical preparationINAGAKI TAKASHI·Filed 2007·Granted Jan 31, 2012·0 cites·6 claims
- 0247US8030486B2Succinic acid diester derivative, process for production thereof, and use of the derivative in the production of pharmaceutical preparationDAINIPPON SUMITOMO PHARMA CO·Filed 2010·Granted Oct 4, 2011·0 cites·2 claims
- 0326US2007110586A1Sampling apparatusYAMAKAWA YOSHIKAZU·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →