YK

Yoshikazu Kutsuwa

DC Du Pont-Mitsui Polychemicals Co.: 3 patents #6 of 53Top 15%
Overall (All Time): #1,654,386 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5310787 Polyester packaging material Shigenori Ishii, Toru Fukada 1994-05-10
4588855 Semiconducting compositions and wires and cables using the same Kouji Kitahara, Toshiyuki Ishii 1986-05-13
4526707 Semiconducting compositions and wires and cables using the same Kouji Kitahara, Toshiyuki Ishii 1985-07-02