Inventor · disambiguated record
Osamu Sanpei
Also filed as: SANPEI OSAMU
6 granted patents·58 citations·filing 1999–2018
77Inventor score
Top patents by PatentIndex Score
6 records- 0184US6239077B1Aminoacetonitrile derivative agricultural and horticultural insecticide containing the same and use thereofNIHON NOHYAKU CO LTD·Filed 1999·Granted May 29, 2001·42 cites·11 claims
- 0279US6639109B1Process for production of thioalkylamine derivativesNIHON NOHYAKU CO LTD·Filed 2000·Granted Oct 28, 2003·13 cites·2 claims
- 0371US9907778B2Anticancer agent comprising aminoacetonitrile compound as active ingredientPITNEY PHARMACEUTICALS PTY LTD·Filed 2014·Granted Mar 6, 2018·2 cites·12 claims
- 0460US8034931B2Process for producing substituted aminoquinazolinone derivative, intermediate therefor, and pest control agentNIHON NOHYAKU CO LTD·Filed 2004·Granted Oct 11, 2011·1 cites·3 claims
- 0546US10292960B2Anticancer agent comprising aminoacetonitrile compound as active ingredientPITNEY PHARMACEUTICALS PTY LTD·Filed 2018·Granted May 21, 2019·0 cites·15 claims
- 0639US10391076B2Anti-cancer agent comprising aminoacetonitrile compound as active ingredientPITNEY PHARMACEUTICALS PTY LTD·Filed 2016·Granted Aug 27, 2019·0 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →