ZS

Zenya Shiiki

KK Kureha Kagaku Kogyo: 32 patents #5 of 607Top 1%
KK Kureha Kagaku Kogyo K.K.: 32 patents #2 of 125Top 2%
PC Polyplastics Co.: 1 patents #154 of 292Top 55%
Overall (All Time): #29,572 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 1–25 of 70 patents

Patent #TitleCo-InventorsDate
6673403 Gas-barrier, multi-layer hollow container Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 2004-01-06
6245437 Gas-barrier composite film Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 2001-06-12
6183679 Production process for injection-molded product of polyglycolic acid Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 2001-02-06
6159416 Stretch blow molded container and production process thereof Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 2000-12-12
6046251 Injection-molded product of polyglycolic acid and production process thereof Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 2000-04-04
6001439 Stretch blow molded container and production process thereof Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 1999-12-14
5908917 Polyglycolic acid sheet and production process thereof Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 1999-06-01
5853639 Oriented polyglycolic acid film and production process thereof Yukichika Kawakami, Nobuo Sato, Mitsuru Hoshino, Toshitaka Kouyama 1998-12-29
5830991 Preparation process and purification process of dimeric cyclic ester of hydroxycarboxylic acid Yukichika Kawakami 1998-11-03
5688586 Poly(ethylene oxalate), product formed of molded therefrom and production process of poly(ethylene oxalate) Yukichika Kawakami 1997-11-18
5484876 Production process for aromatic thioether ketone/thioether sulfone copolymers Yukichira Kawakami 1996-01-16
5408014 Aromatic thioether ketone/thioether sulfone copolymer products Yukichika Kawakami 1995-04-18
5369191 Aromatic thioether ketone/thioether sulfone copolymer and production process thereof Yukichika Kawakami 1994-11-29
5312894 Granular high-melt-stable poly(arylene thioether-ketone) and production process thereof Yukichika Kawakami 1994-05-17
5200501 Easily-slidable polyarylene thioether film and process for producing the same Yukichika Kawakami 1993-04-06
5153264 Poly(arylene thioether) block copolymer and production process thereof Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1992-10-06
5153278 Poly(arylene thioether) block copolymer and production process thereof Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1992-10-06
5153279 Poly(arylene thioether) block copolymer and production process thereof Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1992-10-06
5137992 Process for producing an easily-slidable polyarylene thioether film Yukichika Kawakami 1992-08-11
5120808 Poly(arylene thioether) block copolymer and production process thereof Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1992-06-09
5110681 Melt-stable poly(arylene thioether-ketone) prepregs and molded or formed products thereof Yoshikatsu Satake, Ken Kashiwadate, Yasuo Sakaguchi, Takayuki Katto 1992-05-05
5085819 Heat-resistant resin compositions, and heat-resistant molded or formed articles and production process thereof Yoshikatsu Satake, Takashi Kaneko, Yutaka Kobayashi, Yukio Ichikawa, Yo Iizuka +4 more 1992-02-04
5006591 Polyarylene thioether composition and molded product thereof Makoto Fukuda, Ken Kashiwadate, Toshitaka Kouyama 1991-04-09
4980114 Stretched poly(arylene thioether) block copolymer films and production process thereof Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1990-12-25
4975479 Heat-resistant thermoplastic resin composition Yoshikatsu Satake, Shinji Yamamoto, Takashi Kaneko, Masahito Tada, Ken Kashiwadate +3 more 1990-12-04