HK

Hayato Kihara

SC Sumitomo Chemical: 16 patents #231 of 4,033Top 6%
Overall (All Time): #302,459 of 4,157,543Top 8%
16
Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
6660806 Rubber-modified styrenic resin composition and molded article thereof Shuji Yoshimi, Takahiro Ishii 2003-12-09
6417307 Shrink film Nobuo Oi, Tatsuya Miyatake 2002-07-09
6020428 Rubber-modified styrenci resin composition and molded article thereof Shuji Yoshimi, Takahiro Ishii 2000-02-01
5936036 Rubber-modified styrenic resin composition and molded article thereof Takahiro Ishii, Kenji Atarashi 1999-08-10
5902845 Rubber-modified styrenic resin composition and its molded article Shuji Yoshimi, Takahiro Ishii 1999-05-11
5854366 Styrene base random copolymer and process for producing the same Satoshi Nakagawa, Shuji Yoshimi 1998-12-29
5783646 Process for producing styrene base polymer Masayuki Fujita 1998-07-21
5726215 Styrene resin composition and shaped article thereof Shuji Yoshimi, Takahiro Ishii 1998-03-10
5723554 Process for producing styrenic polymer Masayuki Fujita, Takahiro Ishii 1998-03-03
5708112 Styrene copolymers, polystyrene compositions, and injection-molded articles Satoshi Nakagawa, Shuji Yoshimi, Shinichi Mitsui 1998-01-13
5665833 Method for controlling a polymerization rate of styrene resins Hiroto Mukaiyama 1997-09-09
5559186 Thermoplastic resin compositions comprising blends of polyphenylene ether and polystyrene copolymer resins Takeshi Fujii, Yasuro Suzuki, Takashi Anbo 1996-09-24
5534580 Styrenic resin composition and injection- and extrusion-molded articles Shinichi Mitsui, Shuji Yoshimi 1996-07-09
5489629 Rubber-modified polystyrene resin compositions Takahiro Ishii, Shuji Yoshimi, Hiroshi Miyagi 1996-02-06
5489652 Injection-molded articles Takahiro Ishii, Shuji Yoshimi, Hiroshi Miyagi 1996-02-06
5459210 Processes for producing styrene copolymers Satoshi Nakagawa, Shuji Yoshimi 1995-10-17