Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7232867 | Process for producing vinyl chloride polymer | Tadashi Amano | 2007-06-19 |
| 7112637 | Process for producing vinyl chloride polymer | Tadashi Amano | 2006-09-26 |
| 7001960 | Process for producing vinyl chloride-based polymer | Tadashi Amano | 2006-02-21 |
| 6861488 | Process for producing a vinyl chloride-based polymer | Tadashi Amano | 2005-03-01 |
| 6600000 | Process for producing vinyl chloride polymer by means of a uniaxial eccentric screw pump | Tadashi Amano | 2003-07-29 |
| 6433074 | Process for producing vinyl chloride polymer | Tadashi Amano | 2002-08-13 |
| 6355743 | Process for producing vinyl chloride polymer in the presence of a chelating agent | Kaname Inoue, Masakuni Yamamoto, Tadashi Amano | 2002-03-12 |
| 6303712 | Process for producing vinyl chloride polymer | Kazuhiro Kumakura, Tadashi Amano | 2001-10-16 |
| 6288177 | Process for producing a vinyl chloride polymer in the presence of a chelating agent | Tadashi Amano | 2001-09-11 |
| 6022932 | Process for producing vinyl chloride polymer, with iron chelates in coated vessel | Kaname Inoue, Masakuni Yamamoto, Tadashi Amano | 2000-02-08 |
| 5866634 | Biodegradable polymer compositions and shrink films | Yuji Tokushige, Norio Nakamura, Shuhei Ueda | 1999-02-02 |
| 5422395 | Vinyl acetylsalicylate-vinyl alcohol based copolymer | Yoshiro Onda, Kiyokazu Imai | 1995-06-06 |