KY

Kenkichi Yoshida

BU Buncho: 2 patents #3 of 9Top 35%
MC Mitsui Chemicals: 1 patents #1,270 of 2,279Top 60%
Overall (All Time): #1,460,351 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10870738 Polyester sheet Masakazu Tanaka, Toyoaki Sasaki, Yasuhito Tsugane, Kenjiro Takamine, Masahiko Okamoto +1 more 2020-12-22
D290851 Crayon 1987-07-14
D284980 Crayon 1986-08-05