Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11378872 | Projector stand | Kazuharu Seki, Shuhei KAMEDA | 2022-07-05 |
| 11150549 | Magnet screen device | Shuhei KAMEDA, Kazuharu Seki | 2021-10-19 |
| 10768512 | Picture display apparatus | Kazuharu Seki, Shuhei KAMEDA, Tomoya MORITA | 2020-09-08 |
| 10613427 | Suspension type screen device | Kazuharu Seki, Shuhei KAMEDA | 2020-04-07 |
| 10442647 | Magnet sheet winding device and propping tool thereof | Kazuharu Seki, Shuhei KAMEDA | 2019-10-15 |
| 10379434 | Portable screen device | Kazuharu Seki | 2019-08-13 |
| 9690182 | Magnet screen device | Tomoyuki Takemura, Kazuharu Seki | 2017-06-27 |
| 9566028 | Lancet pricking device | Hideaki Saeki, Hiroshi Hanafusa, Kazuharu Seki | 2017-02-14 |
| 8199402 | Portable screen assembly | Kazuharu Seki | 2012-06-12 |
| 8159745 | Portable screen assembly and expanding and contracting column and handing tool used therefor | Kazuharu Seki | 2012-04-17 |
| 7883523 | Lancet assembly | Kazuharu Seki | 2011-02-08 |
| 7879059 | Lancet assembly | Kazuharu Seki | 2011-02-01 |
| 7773298 | Portable screen assembly | Yukio Miyagawa, Kazuharu Seki | 2010-08-10 |
| 7636194 | Portable screen assembly | Yukio Miyagawa, Kazuharu Seki | 2009-12-22 |
| 7440187 | Portable screen device | Yukio Miyagawa, Kazuharu Seki | 2008-10-21 |
| 7426077 | Portable screen device | Yukio Miyagawa, Kazuharu Seki | 2008-09-16 |
| D520046 | Screen | Yukio Miyagawa, Kazuharu Seki | 2006-05-02 |