Inventor · disambiguated record
Norifumi Tokunaga
Also filed as: TOKUNAGA NORIFUMI
4 granted patents·2 pending applications·40 citations·filing 1999–2015
72Inventor score
Top patents by PatentIndex Score
6 records- 0177US6590054B2Antithrombotic surface treating agent and medical apparatusTERUMO CORP·Filed 2001·Granted Jul 8, 2003·20 cites·5 claims
- 0258US9186441B2Surface treating agent, filtering material for filter, and blood treatment filterOCHIAI SHOJI·Filed 2010·Granted Nov 17, 2015·1 cites·6 claims
- 0357US9457134B2Surface treating agent, filtering material for filter, and blood treatment filterTERUMO CORP·Filed 2015·Granted Oct 4, 2016·0 cites·6 claims
- 0445US2005148748A1Copolymers and blood filter using the sameTERUMO CORP·Filed 2005·Application pending·0 cites
- 0538US2002000403A1Copolymers and blood filter using the sameFiled 2001·Application pending·0 cites
- 0637US6303375B1Cell supporting matrix, cell culture device, and fluid treating deviceTERUMO CORP·Filed 1999·Granted Oct 16, 2001·19 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →