Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6479559 | Chlorinated vinyl chloride resin composition for siding extrusion molding and siding molded article using the same | Atsushi Takai, Toshio Okuhara | 2002-11-12 |
| 6465099 | Vinyl chloride fiber and process of producing the same | Hiroshi Yokoyama, Yuji Kubo, Ikuo Okino | 2002-10-15 |
| 6312804 | Vinyl chloride fibers and process for preparing the same | Hiroshi Yokoyama, Yuji Kubo, Ikuo Okino | 2001-11-06 |
| 4458060 | Cross-linked vinyl chloride polymer | Masahiro Kobayashi | 1984-07-03 |
| 4455407 | Vinyl chloride copolymer and composition containing the same | Masahiro Kobayashi, Masahiko Takada | 1984-06-19 |
| 4391944 | Vinyl chloride copolymer and composition containing the same | Masahiro Kobayashi, Masaniko Takada | 1983-07-05 |
| 4363903 | Vinyl chloride copolymer and composition containing the same | Masahiro Kobayashi, Masahiko Takada | 1982-12-14 |