Inventor · disambiguated record
Takehiko Kawakami
Also filed as: KAWAKAMI TAKEHIKO
4 granted patents·1 pending application·8 citations·filing 2002–2004
65Inventor score
Top patents by PatentIndex Score
5 records- 0165US6936713B2Process for producing 2,6-dihalogenopurineSUMITOMO CHEMICAL CO·Filed 2002·Granted Aug 30, 2005·7 cites·16 claims
- 0255US7307167B2Production method of 2,6-dihalopurineSUMITOMO CHEMICAL CO·Filed 2003·Granted Dec 11, 2007·1 cites·6 claims
- 0351US7321035B2Process for producing 2,6-dihalogenopurineSUMITOMO CHEMICAL CO·Filed 2004·Granted Jan 22, 2008·0 cites·16 claims
- 0444US7345170B2Crystal and solvate of 2-amino-6-benzyloxypurine and production methods thereofSUMITOMO CHEMICAL CO·Filed 2003·Granted Mar 18, 2008·0 cites·3 claims
- 0537US2006100429A1Alkynylpurine compounds and production methods thereofHAYASHI TAKETO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →