KK

Kenzou Kawai

AC Asahi Kasei Kogyo Co.: 1 patents #565 of 1,395Top 45%
Overall (All Time): #2,275,366 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5703196 Process for producing polycarbonate having terminal hydroxyl groups Shinji Funakoshi 1997-12-30
5436399 Thermoplastic polyurethane derived from polytetramethylene carbonate diol Masaoki Koyama, Tomonari Watanabe, Motoyoshi Mori 1995-07-25