Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4748210 | Vinyl chloride-grafted ethylene copolymer and process for producing same | Masahisa Okawa, Yoshitaka Owatari, Kentaro Mashita, Toshio Kawakita | 1988-05-31 |
| 4340530 | Vinyl chloride type resin composition | Takeichi Higashiguchi, Masasuke Fukuoka, Yasuhiro Moriuchi | 1982-07-20 |
| 4258165 | Method for producing vinyl chloride polymers | Yasuhiro Moriuchi | 1981-03-24 |
| 4192934 | Equipment for polymerization of vinyl chloride monomers and polymerization process using the same | Tsukasa Takahashi, Takeshi Sekihara, Masayoshi MIKI | 1980-03-11 |