Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D937218 | Connector | — | 2021-11-30 |
| D925461 | Connector | — | 2021-07-20 |
| D921592 | Connector | — | 2021-06-08 |
| D911979 | Connector | — | 2021-03-02 |
| D837161 | Electrical connector | Yohei Yokoyama, Masaaki Takaku, Tatsuya Shioda, Yoshio Minegishi | 2019-01-01 |
| D804424 | Electrical connector | Yohei Yokoyama, Masaaki Takaku, Tatsuya Shioda, Yoshio Minegishi | 2017-12-05 |
| 9831615 | Connector | Yuichi Saito, Yuzo Sato, Akihiro Matsunaga, Masaaki Takaku, Yohei Yokoyama | 2017-11-28 |
| 9698537 | Connector | Yohei Yokoyama, Masaaki Takaku, Tatsuya Shioda, Yoshio Minegishi | 2017-07-04 |
| 9455532 | Connector | Yohei Yokoyama, Masaaki Takaku, Tatsuya Shioda | 2016-09-27 |
| 9437980 | Connector | Masaaki Takaku, Yohei Yokoyama, Kentaro Toda | 2016-09-06 |
| 9331433 | Connector | Yohei Yokoyama, Masaaki Takaku, Takushi Yoshida | 2016-05-03 |
| 9225123 | USB receptacle | — | 2015-12-29 |
| D744430 | Electrical connector | Yohei Yokoyama, Masaaki Takaku, Tatsuya Shioda | 2015-12-01 |
| D713347 | Electrical connector | — | 2014-09-16 |
| 8662915 | Connector | Masao Higuchi, Yoshihiro Sugi | 2014-03-04 |
| 6475300 | Non-chromate metallic surface-treating agent, method for surface treatment, and treated steel material | Toshiaki Shimakura, Motohiro Sasaki, Katsuyoshi Yamasoe, Hiromasa Nomura, Hiroshi Kanai | 2002-11-05 |
| 6003560 | Method for nesting multiple concentric pipes | — | 1999-12-21 |
| 5887627 | Method for reconstructing corroded pipes | — | 1999-03-30 |
| 4830538 | Method and apparatus for refurbishing deficient pipes | — | 1989-05-16 |
| 4796673 | Reproduction process of the existing pipeline | — | 1989-01-10 |