KU

Kiyoshi Utsumi

EC Earth Chemical Co.: 1 patents #16 of 64Top 25%
TC Takiron Co.: 1 patents #20 of 69Top 30%
Overall (All Time): #3,866,975 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4981689 Insect repellent material containing amide ingredient, chlorinated polyethylene and elastomer Yasuo Shikinami, Kunihiro Hata, Hiroshi Kimura 1991-01-01