Inventor · disambiguated record
Shigekazu Zen
Also filed as: ZEN SHIGEKAZU
2 granted patents·1 pending application·39 citations·filing 1997–2003
64Inventor score
Technology areasA01N
Files withSUMITOMO CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0169US6635663B1Pesticidal emulsifiable concentrateSUMITOMO CHEMICAL CO·Filed 1997·Granted Oct 21, 2003·19 cites·13 claims
- 0266US6296864B1Pesticidal compositionSUMITOMO CHEMICAL CO·Filed 1997·Granted Oct 2, 2001·20 cites·32 claims
- 0347US2004063583A1Pesticidal emulsifiable concentrateSUMITOMO CHEMICAL CO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →