Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12402253 | Copper clad laminate and method for producing the same | Youhei Yoshimatsu, Takahiro Yoshida | 2025-08-26 |
| 11205453 | Hard disk substrate and hard disk device including the hard disk substrate | Ayaka Takimoto | 2021-12-21 |
| 10629917 | Separator for fuel cells, fuel cell, fuel cell stack, and method of manufacturing separator for fuel cells | — | 2020-04-21 |
| 10525670 | Alloy plate coated material and method of producing alloy plate coated material | Tomoyuki Tsuruda, Takahiro Yoshida | 2020-01-07 |
| 10294568 | Metal plate coated stainless material and method of producing metal plate coated stainless material | Takahiro Yoshida | 2019-05-21 |
| 10113238 | Gold plate coated stainless material and method of producing gold plate coated stainless material | Takahiro Yoshida | 2018-10-30 |
| 10087528 | Palladium plate coated material and method of producing palladium plate coated material | — | 2018-10-02 |
| 10006125 | Gold plate coated material | — | 2018-06-26 |
| 10000038 | Alloy plate coated material and method of producing alloy plate coated material | Tomoyuki Tsuruda, Takahiro Yoshida | 2018-06-19 |
| 9388497 | Method of electroless gold plating | — | 2016-07-12 |
| 9297078 | Method for producing hard disk substrate | Gen Ishida, Takahiro Yoshida | 2016-03-29 |
| 9187718 | Rinsing agent, and method for production of hard disk substrate | Nobuhiro Iwamoto, Kazutaka Arai, Ryuji Kotani | 2015-11-17 |
| 9127170 | Plating pretreatment solution and method for producing aluminum substrate for hard disk devices using same | Takahiro Yoshida | 2015-09-08 |
| 8940419 | Method for production of hard disk substrate and hard disk substrate | — | 2015-01-27 |