Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1048494 | Lantern body | Wataru Suzuki | 2024-10-22 |
| 12098810 | Illumination apparatus | — | 2024-09-24 |
| 11838710 | Audio output device with lantern | — | 2023-12-05 |
| 11671733 | Sound output device | — | 2023-06-06 |
| 11153951 | Floodlight | Koji Takahashi, Kosuke Komiya | 2021-10-19 |
| D907271 | Floodlight | Shigeki Ito | 2021-01-05 |
| D902881 | Radio | Koji Takahashi | 2020-11-24 |
| 10142724 | Sound output devices | — | 2018-11-27 |
| 10099353 | Nut-fastening tool | Takeshi Nishimiya, Nobuyasu Furui | 2018-10-16 |
| 9857687 | Method of manufacturing substrate and substrate and mask film | Yoshihito Tanaka, Koji Akiyama, Kiyoshi Tanaka, Kazuyoshi Nishio, Takehiro Kato +6 more | 2018-01-02 |
| 8996149 | Portable radio sets | Yuuta Matsuura | 2015-03-31 |
| 8708060 | Clutch mechanisms for power screwdrivers | — | 2014-04-29 |
| 8650706 | Corded hose and dust collector | Yoshinori Shibata | 2014-02-18 |
| D687582 | Flashlight | Tomonori Kawase | 2013-08-06 |
| 8235552 | Cordless flashlight and radio device | — | 2012-08-07 |
| D656646 | Flashlight | Tomonori Kawase | 2012-03-27 |
| 7913352 | Dust collector | Hiroaki Ichikawa, Yoshinori Shibata | 2011-03-29 |
| D587545 | Portable electric drill | Naohiro Hayakawa | 2009-03-03 |
| 6536537 | Screw drivers | Katsuhiko Sasaki, Yukihiko Yamada | 2003-03-25 |
| 6321622 | Structure for attaching a suspending device to an electric power tool | Yukihiko Yamada, Tomohiro Ukai | 2001-11-27 |
| 5988025 | Screw feeding device in continuous screw driving tool | Katsuhiko Sasaki, Tomohiro Ukai | 1999-11-23 |
| 5904079 | Screw feeding device in continuous screw driving tool | Tomohiro Ukai | 1999-05-18 |
| 5687624 | Continuous screw driving tool | Masahiko Inai | 1997-11-18 |
| 5419781 | Flexible photovoltaic device | Yoshihiro Hamakawa, Yoshihisa Tawada, Masanobu Izumina | 1995-05-30 |
| 5264710 | Amorphous semiconductor, amorphous semiconductor device using hydrogen radicals | Hideo Yamagishi, Akihiko Hiroe, Hitoshi Nishio, Keiko Miki, Yoshihisa Tawada | 1993-11-23 |