Inventor · disambiguated record
Takashi Ishiyama
Also filed as: ISHIYAMA TAKASHI
8 granted patents·5 pending applications·77 citations·filing 1986–2017
87Inventor score
Files withDAIICHI SEIYAKU CO8DAIICHI PHARAMACEUTICAL CO LTD1DAIICHI SANKYO CO LTD1KIKKOMAN CORP1NIPPON KOKAN KK1
Top patents by PatentIndex Score
13 records- 0179US6646123B2Pentacyclic CompoundDAIICHI SEIYAKU CO·Filed 2002·Granted Nov 11, 2003·8 cites·2 claims
- 0278US6211363B1Pentacyclic compoundDAIICHI PHARAMACEUTICAL CO LTD·Filed 2000·Granted Apr 3, 2001·10 cites·15 claims
- 0375US7622471B2Pyrazole derivatives having a pyridazine and pyridine functionalityDAIICHI SEIYAKU CO·Filed 2004·Granted Nov 24, 2009·7 cites·12 claims
- 0474US6545151B2Pentacyclic compoundDAIICHI SEIYAKU CO·Filed 2001·Granted Apr 8, 2003·5 cites·7 claims
- 0571US6075140APentacyclic compoundDAIICHI SEIYAKU CO·Filed 1996·Granted Jun 13, 2000·12 cites·15 claims
- 0664US4684527AProcess for producing seasoningKIKKOMAN CORP·Filed 1986·Granted Aug 4, 1987·21 cites·3 claims
- 0751US5795660AOrganic composite coated steel sheet having a high corrosion resistance in a rust-contaminated environmentNIPPON KOKAN KK·Filed 1996·Granted Aug 18, 1998·14 cites·13 claims
- 0850US9206168B2(2-heteroarylamino) succinic acid derivativesDAIICHI SANKYO CO LTD·Filed 2014·Granted Dec 8, 2015·0 cites·16 claims
- 0946US2007219210A1Amidopyrazole DerivativeDAIICHI SEIYAKU CO·Filed 2004·Application pending·0 cites
- 1044US2006189591A1Five-membered heterocyclic derivativeDAIICHI SEIYAKU CO·Filed 2004·Application pending·0 cites
- 1143US2007254881A1Pyrazole DerivativeDAIICHI SEIYAKU CO·Filed 2005·Application pending·0 cites
- 1240US2008064682A1Pyrazole DerivativesDAIICHI SEIYAKU CO·Filed 2005·Application pending·0 cites
- 1339US2019100518A1Indole structure-selective crosslinking agent and composite in which same is usedUNIV TOKYO·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →