IS

Ichiro Sakamoto

TK Toa Nenryo Kogyo: 3 patents #66 of 220Top 30%
TK Tonen Sekiyukagaku K.K.: 1 patents #10 of 24Top 45%
Overall (All Time): #1,298,614 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
5145728 Oriented polyethylene film Yasushi Itaba, Yutaka Yoshifuji, Takayoshi Kondo, Keichiro Saitoh, Tadao Yoshino +1 more 1992-09-08
5045620 Oriented polyethylene film and production thereof Yasushi Itaba, Yutaka Yoshifuji, Takayoshi Kondo 1991-09-03
5043204 Oriented polyethylene film Yasushi Itaba, Yutaka Yoshifuji, Takayoshi Kondo, Keichiro Saitoh, Tadao Yoshino +1 more 1991-08-27
5006378 Polyethylene composite film Yasushi Itaba, Yutaka Yoshifuji, Takayoshi Kondo, Minoru Izawa, Tadao Yoshino 1991-04-09