Inventor · disambiguated record

Keiji Sugiyama

Also filed as: SUGIYAMA KEIJI

45 granted patents·17 pending applications·816 citations·filing 20032025

98Inventor score
Technology areasB60KG02BH04NG03HG02F
Files withPANASONIC IP MAN CO LTD16SUGIYAMA KEIJI11PANASONIC CORP10PANASONIC AUTOMOTIVE SYSTEMS CO LTD8YAMAMOTO KAKUYA5

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →