Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6048607 | Porous film of high molecular weight polyolefin and process for producing same | Kazuo Yagi, Hitoshi Mantoku | 2000-04-11 |
| 5968994 | High strength porous film of polypropylene and process for producing same | Kazuo Yagi, Hitoshi Mantoku | 1999-10-19 |
| 5948519 | Porous biaxially-oriented film comprising high molecular ethylene/.alpha.-olefin copolymer and its use | Kazuo Yagi, Hitoshi Mantoku | 1999-09-07 |
| 5882518 | Microporous film of high molecular weight polyolefin and process for producing same | Kazuo Yagi, Hitoshi Mantoku | 1999-03-16 |
| 5840235 | Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same | Kazuo Yagi, Hitoshi Mantoku, Isaburo Higashi, Yoshinori Akana | 1998-11-24 |
| 5674919 | Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface-modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same | Kazuo Yagi, Hitoshi Mantoku, Isaburo Higashi, Yoshinori Akana | 1997-10-07 |
| 5650451 | Biaxially oriented film of high molecular weight polyethylene, process for preparing the same, surface modified biaxially oriented film of high molecular weight polyethylene and process for preparing the same | Kazuo Yagi, Hitoshi Mantoku, Isaburo Higashi, Yoshinori Akana | 1997-07-22 |
| 5624627 | Process for preparing surface-modified biaxially oriented film of high molecular weight polyethylene | Kazuo Yagi, Hitoshi Mantoku, Isaburo Higashi, Yoshinori Akana | 1997-04-29 |