基本信息:
- 专利标题： Timepiece Parts And Timepiece
- 申请号：US17850021 申请日：2022-06-27
- 公开(公告)号：US20220413439A1 公开(公告)日：2022-12-29
- 发明人： Tsubasa FUJI , Daiki FURUSATO
- 申请人： SEIKO EPSON CORPORATION
- 申请人地址： JP Tokyo
- 专利权人： SEIKO EPSON CORPORATION
- 当前专利权人： SEIKO EPSON CORPORATION
- 当前专利权人地址： JP Tokyo
- 优先权： JP2021-106447 20210628
- 主分类号： G04B19/12
- IPC分类号： G04B19/12
摘要：
A timepiece part includes a base and a color toning layer provided on the base. The color toning layer includes a first oxide film, a first metal film, a protective film, and a second oxide film. The first oxide film is provided between the base and the second oxide film. Between the first oxide film and the second oxide film, the first metal film and the protective film are provided in the presented order from the side facing the first oxide film.