Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421325 | Method for producing a printed wiring board | Hisamitsu Yamamoto, Nobuhiko Naka | 2022-08-23 |
| 10927463 | Pretreating liquid for electroless plating to be used during reduction treatment, and process for producing printed wiring board | Hisamitsu Yamamoto, Nobuhiko Naka | 2021-02-23 |
| 10773280 | Ultrasonic treatment apparatus | Hisamitsu Yamamoto, Masayuki Utsumi, Tomoji Okuda, Yutaka NISHINAKA, Yoshinori Nakanishi | 2020-09-15 |
| 10138558 | Pretreatment agent for electroless plating, and pretreatment and production of printed wiring board using same | Hisamitsu Yamamoto, Tetsuji Ishida, Takuya Komeda, Masayuki Utsumi | 2018-11-27 |
| 9374913 | Pretreatment agent for electroless plating, and pretreatment and production of printed wiring board using same | Hisamitsu Yamamoto, Masayuki Utsumi, Takuya Okamachi, Takuya Komeda | 2016-06-21 |
| 9045836 | Electrolytic regeneration device | Hisamitsu Yamamoto, Takahiro Ishizaki | 2015-06-02 |
| 8877020 | Electrolytic regeneration unit and electrolytic regeneration apparatus using same | Hisamitsu Yamamoto, Masayuki Utsumi, Tomoji Okuda, Hiroki Omura | 2014-11-04 |
| 7988773 | Electroless gold plating bath, electroless gold plating method and electronic parts | Masayuki Kiso, Tohru Kamitamari | 2011-08-02 |
| 7985285 | Electroless gold plating bath, electroless gold plating method and electronic parts | Masayuki Kiso, Yukinori Oda, Seigo Kurosaka, Tohru Kamitamari, Katsuhisa Tanabe | 2011-07-26 |
| 6723679 | Process of forming catalyst nuclei on substrate, process of electroless-plating substrate, and modified zinc oxide film | Masanobu Izaki, Hiroshi Hatase | 2004-04-20 |
| 6406750 | Process of forming catalyst nuclei on substrate, process of electroless-plating substrate, and modified zinc oxide film | Masanobu Izaki, Hiroshi Hatase | 2002-06-18 |