HK

Hirohito Kawama

KU Kureha: 9 patents #19 of 354Top 6%
Overall (All Time): #565,248 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
10196486 Polyarylene sulfide production method and polyarylene sulfide produced using production method Michihisa Miyahara, Koichi Suzuki 2019-02-05
9908974 Polyarylene sulfide production method and polyarylene sulfide production apparatus Masanori Kobayashi, Tomoyoshi Koizumi, Mitsuhiro Matsuzaki 2018-03-06
8183336 Poly (arylene sulfide) Hiroyuki Sato, Koichi Suzuki 2012-05-22
8076447 Poly (arylene sulfide) and production process thereof Hiroyuki Sato, Koichi Suzuki 2011-12-13
7834133 Production process of poly(arylene sulfide) Koichi Suzuki, Hiroyuki Sato, Nobuo Sato 2010-11-16
7767783 Poly (arylene sulfide) and production process thereof Mitsuhiro Matsuzaki, Michihisa Miyahara, Koichi Suzuki, Hiroyuki Sato 2010-08-03
7754848 Poly (arylene sulfide) and production process thereof Hiroyuki Sato, Koichi Suzuki 2010-07-13
7655748 Poly(arylene sulfide) and production process thereof Hiroyuki Sato, Koichi Suzuki 2010-02-02
7504476 Poly(arylene sulfide) and production process thereof Mitsuhiro Matsuzaki, Michihisa Miyahara, Koichi Suzuki, Hiroyuki Sato 2009-03-17