Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11541040 | Medicine for improving state of pregnancy, and use thereof | Koji Nakagawa | 2023-01-03 |
| 10837210 | Hinge and hinge bracket | — | 2020-11-17 |
| 10494845 | Door hinge for a door and a door frame | — | 2019-12-03 |
| D852608 | Hinge | — | 2019-07-02 |
| 10143682 | Medicine for improving state of pregnancy, and use thereof | Koji Nakagawa | 2018-12-04 |
| 10113344 | Stay | Kazuyoshi Oshima, Hiroyuki Ishii, Kenta Naganuma | 2018-10-30 |
| D818791 | Hinge | — | 2018-05-29 |
| 9222291 | Toggle type fastener | Yasuyuki Kakita | 2015-12-29 |
| D743772 | Hinge for building | — | 2015-11-24 |
| 8960387 | Damper position adjusting device | — | 2015-02-24 |
| 8739468 | Door opening and closing device | Kazuaki Kashiwaguma, Mitsuru Sugiura | 2014-06-03 |
| 8584402 | Door opening/closing system and catch therefor | — | 2013-11-19 |
| D639136 | Door closer | Kazuaki Kashiwaguma, Mitsuru Sugiura | 2011-06-07 |
| D635435 | Door closer | — | 2011-04-05 |
| D628458 | Catcher for a door closer | — | 2010-12-07 |
| D605926 | Fitting hinge | — | 2009-12-15 |
| 7497490 | Telescopic stay | — | 2009-03-03 |
| 7396796 | Treatment agent, method and device for treating hazardous substances | Shinji Kato, Hirokazu Watanabe, Hisanori Kurobe, Misao Iwata | 2008-07-08 |
| D553486 | Stay for furniture | — | 2007-10-23 |
| D552981 | Stay for furniture | — | 2007-10-16 |
| D552464 | Stay for furniture | — | 2007-10-09 |
| 4771353 | Magnetic tape cassette having a translucent rough surface on a reel flange | Minoru Yahagi | 1988-09-13 |
| 4616278 | Information record disk having a unified structure | Kazuo Igari | 1986-10-07 |