Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11491494 | Separator film conveyance device for nonaqueous electrolytic-solution secondary battery and method for manufacturing separator film for nonaqueous electrolytic-solution secondary battery | Yosuke Tsukuda, Yusuke Kon, Wataru Sakuma, Tatsuya Kataoka, Takamasa EGAWA | 2022-11-08 |
| 10457520 | Film roll and method for producing film roll | — | 2019-10-29 |
| 10301135 | Film winding device control method, film roll, film winding device, and film roll production method | — | 2019-05-28 |
| 9861510 | Cervical orthosis | Tsutomu Sakamoto, Takeshi Hanajima, Ban Masuhara, Masaya Nomura, Kanji Mori | 2018-01-09 |
| 6878318 | Methods for producing multi-layer foamed sheets | Shigehumi Takuno, Tatsuhiro Nagamatsu | 2005-04-12 |
| 6693140 | Container comprising foamed olefin resin and process for producing same | Seiji Shiromoto, Haruyuki Suzuki | 2004-02-17 |
| 6290884 | Process for producing uncrosslinked polypropylene-based resin foam sheets and uncrosslinked polypropylene-based resin foam sheets | Tatsuhiro Nagamatsu | 2001-09-18 |
| 6255237 | Laminated sheet | Tatsuhiro Nagamatsu, Sakae Yamamoto | 2001-07-03 |
| 5616627 | Polypropylene resin composition, polypropylene resin foamed material and process for producing the same | Tadashi Sakurai, Kouichirou Asao | 1997-04-01 |