Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9346940 | Resin composition of good long-run workability comprising ethylene-vinyl alcohol copolymer | Naokiyo Inomata, Hiroyuki Shindome, Naoyuki Himi | 2016-05-24 |
| 7323503 | Process for producing ethylene-vinyl alcohol copolymer resin, process for producing pellets and resin pellets | Takaharu Kawahara, Hiroshi Kawai, Yukihiro Ohara, Masao Hikasa | 2008-01-29 |
| 7071250 | Method for producing ethylene-vinyl alcohol copolymer resin composition | Hiroshi Kawai, Masao Hikasa, Takaharu Kawahara | 2006-07-04 |
| 7041731 | Method for producing saponified ethylene-vinyl acetate copolymer | Takaharu Kawahara | 2006-05-09 |
| 6838029 | Method for producing ethylene-vinyl alcohol copolymer resin | Takaharu Kawahara, Yukihiro Ohara, Masao Hikasa, Hiroshi Kawai | 2005-01-04 |
| 6800687 | Method and apparatus for producing ethylene-vinyl acetate copolymer saponification product | Takaharu Kawahara, Yukihiro Ohara, Tetsuya Hikasa | 2004-10-05 |
| 6743891 | Method for producing ethylene-vinyl alcohol copolymer resin composition | Hiroshi Kawai, Masao Hikasa, Takaharu Kawahara | 2004-06-01 |
| 6686405 | Process for producing ethylene-vinyl alcohol copolymer resin, process for producing pellets and resin pellets | Takaharu Kawahara, Hiroshi Kawai, Yukihiro Ohara, Masao Hikasa | 2004-02-03 |
| 6653400 | Method for producing saponified ethylene-vinyl acetate copolymer | Takaharu Kawahara | 2003-11-25 |
| 6613833 | Method for producing aqueous ethylene-vinyl alcohol copolymer composition | Takaharu Kawahara, Yukihiro Ohara | 2003-09-02 |
| 6538064 | Method for producing ethylene-vinyl alcohol copolymer resin composition | Takaharu Kawahara, Tetsuya Hikasa, Naoyuki Himi | 2003-03-25 |