Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8518540 | Expanded polypropylene resin beads and expanded bead molding | Masakazu Sakaguchi, Kouki Nishijima | 2013-08-27 |
| 8410187 | Polyvinylidene fluoride resin expanded beads, and molded articles of polyvinylidene fluoride resin expanded beads | Masakazu Sakaguchi, Kouki Nishijima | 2013-04-02 |
| 8129438 | Method for producing foamed polyolefin resin beads | Tokunobu Nohara, Mitsuru Shinohara | 2012-03-06 |
| 6133331 | Expanded particles of polyolefin resin and process for preparing the same | Kazuo Tsurugai, Hisao Tokoro | 2000-10-17 |
| 5747549 | Foamed particles of polypropylene homopolymer and molded article of the foamed particles | Kazuo Tsurugai, Hisao Tokoro | 1998-05-05 |
| 5569681 | Flame-retardant foamed particles of polyolefin resin | Hisao Tokoro, Kazuo Tsurugai, Satoru Shioya | 1996-10-29 |
| 5459169 | Uncrosslinked polyethylene particles for the production of expanded particles and uncrosslinked polyethylene expanded particles | Hisao Tokoro, Kazuo Tsurugai, Hidehiro Sasaki | 1995-10-17 |
| 5391581 | Production method of foamed particles of uncrosslinked ethylene-based resin | Hideki Kuwabara, Kazuo Tsurugai, Hidehiro Sasaki, Satoru Shioya | 1995-02-21 |
| 5130341 | Process for the production of foamed poymer particles | Hideki Kuwabara, Kazuo Tsurugai | 1992-07-14 |