Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7988944 | Peroxide decomposition catalyst | Takeshi Ishiyama, Hiroshi Takigawa | 2011-08-02 |
| 7718757 | Aromatic polymer and producing method thereof | Shigeki Habaue, Soichiro Murakami | 2010-05-18 |
| 7291692 | Polyarylene oxide and method of producing the same | Yuji Yoshida, Daisuke Fukushima | 2007-11-06 |
| 7161000 | Method for producing phenol condensate | Eiichi Kotake, Masaaki Kubota, Shiro Kobayashi | 2007-01-09 |
| 6841650 | Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same | Kiyoshi Fujisawa, Yoshihiko Moro-Oka, Shiro Kobayashi | 2005-01-11 |
| 6576800 | Oxidation polymer of a substituted phenol | Shiro Kobayashi | 2003-06-10 |
| 6541596 | Crystallizable poly (2,5-di-substituted-1,4-phenylene oxide) and a method of preparing the same | Kiyoshi Fujisawa, Yoshihiko Moro-Oka, Shiro Kobayashi | 2003-04-01 |
| 6383636 | (2,5-disubstituted-1,4-phenylene oxide) block or graft copolymer | Shuhei Namekawa, Shiro Kobayashi | 2002-05-07 |
| 5484831 | Polyphenylene ether resin composition | Yoshitaka Ohbe, Akihiko Okada, Kazutoshi Ohashi, Ryuhei Matsui, Shigeki Kriyama | 1996-01-16 |