Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1010733 | Mechanical pencil | Hiroaki Kondo, Hidehei Kageyama, Tadao Odaka, Takeshi Wakayama | 2024-01-09 |
| D1010002 | Ballpoint pen | — | 2024-01-02 |
| D998038 | Writing instrument | Hiroaki Kondo, Hidehei Kageyama, Tadao Odaka, Takeshi Wakayama | 2023-09-05 |
| D995628 | Ballpoint pen | — | 2023-08-15 |
| D895728 | Ballpoint pen | — | 2020-09-08 |
| D853489 | Ballpoint pen | — | 2019-07-09 |
| D838778 | Ballpoint pen | — | 2019-01-22 |
| D832920 | Ballpoint pen | — | 2018-11-06 |
| D816166 | Ballpoint pen | — | 2018-04-24 |
| D815686 | Ballpoint pen | — | 2018-04-17 |
| 9110542 | Position detection apparatus with a magnetic flux detecting substrate | Masaru Yokota, Hiroshi Munakata, Yuta Sato, Takenori Kaneda | 2015-08-18 |
| D716814 | Electronic pen | — | 2014-11-04 |
| D708616 | Stylus pen with cap | — | 2014-07-08 |
| D708617 | Stylus pen | — | 2014-07-08 |
| D706267 | Stylus pen | — | 2014-06-03 |
| D694756 | Electronic pen | — | 2013-12-03 |
| 8576203 | Cordless type position pointer | Takenori Kaneda, Mamoru Ogata | 2013-11-05 |
| D689491 | Coordinate input device | Kai Halsinger, Pierre Harper, Samuel James Amis | 2013-09-10 |
| D682275 | Stretchable stylus pen | — | 2013-05-14 |
| D682276 | Stretchable stylus pen | — | 2013-05-14 |
| D669896 | Stylus pen with ballpoint pen | — | 2012-10-30 |
| D669897 | Stylus pen with ballpoint pen | — | 2012-10-30 |
| D669898 | Stylus pen with ballpoint pen | — | 2012-10-30 |
| D655292 | Stylus pen | — | 2012-03-06 |
| D617328 | Electronic pen | — | 2010-06-08 |