Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11030836 | Door lock system and handle of door for vehicle | Takaaki Koizumi, Yuki Hayashi, Rikako Kotani | 2021-06-08 |
| 10883858 | Vehicle human detection device | Takaaki Koizumi | 2021-01-05 |
| 10807628 | Steering apparatus | Haruki TSUJI, Takaaki Koizumi | 2020-10-20 |
| 10288598 | Electrostatic capacitance detection device | Takaaki Koizumi | 2019-05-14 |
| 10227797 | Door handle device for vehicle | Takaaki Koizumi | 2019-03-12 |
| 10152839 | Antenna driving apparatus | Takaaki Koizumi | 2018-12-11 |
| 9997835 | Bobbin for bar antenna and bar antenna including bobbin | Hiroshi Kiriyama, Masashi Tateishi | 2018-06-12 |
| 9945160 | Vehicle door locking system | Takaaki Koizumi | 2018-04-17 |
| 9892575 | Vehicle opening-and-closing member locking-and-unlocking apparatus | — | 2018-02-13 |
| 9710986 | Vehicle door handle device | — | 2017-07-18 |
| 8952756 | Antenna drive apparatus | Masahiro Hagimoto | 2015-02-10 |
| 8854114 | Antenna drive apparatus | Masahiro Hagimoto | 2014-10-07 |
| 8403384 | Door handle device | Kiyokazu Ieda, Hisashi Inaba, Tomoo Kakegawa, Tomoyuki Funayama, Shigeki Nishiyama | 2013-03-26 |
| 8280594 | Door opening/closing apparatus and coating film forming method | Takashi Hara, Masahiro Hagimoto, Masaki Kato, Kazuki Mizutani | 2012-10-02 |