Inventor · disambiguated record
Taro Tozuka
Also filed as: TOZUKA TARO
4 granted patents·2 pending applications·3 citations·filing 2004–2018
58Inventor score
Top patents by PatentIndex Score
6 records- 0152US11560490B2Water-based ink composition for ballpoint pen and water-based ballpoint pen using the samePILOT CORPORATION KK·Filed 2018·Granted Jan 24, 2023·0 cites·14 claims
- 0250US9976043B2Solid writing materialPILOT CORPORATION KK·Filed 2014·Granted May 22, 2018·0 cites·6 claims
- 0345US2014291585A1Reversibly thermochromic compositionPILOT CORP·Filed 2012·Application pending·0 cites
- 0444US2015376433A1Solid writing materialPILOT CORP·Filed 2014·Application pending·0 cites
- 0542US7607919B2Magnetic substance display panelPILOT CORP·Filed 2004·Granted Oct 27, 2009·3 cites·2 claims
- 0639US10145814B2Internal solution for reference electrode, reference electrode, and glass electrodePILOT CORPORATION KK·Filed 2015·Granted Dec 4, 2018·0 cites·3 claims
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