Invention Grant
- Patent Title: Nozzle plate, ink ejection head, and image forming apparatus
- Patent Title (中): 喷嘴板，喷墨头和图像形成装置
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Application No.: US12056830Application Date: 2008-03-27
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Publication No.: US07946681B2Publication Date: 2011-05-24
- Inventor: Hiroshi Ohta
- Applicant: Hiroshi Ohta
- Applicant Address: JP Tokyo
- Assignee: Fujifilm Corporation
- Current Assignee: Fujifilm Corporation
- Current Assignee Address: JP Tokyo
- Agency: Birch, Stewart, Kolasch & Birch, LLP
- Priority: JP2007-095515 20070330
- Main IPC: B41J2/135
- IPC: B41J2/135
Abstract:
A nozzle plate includes: a plate substrate in which a nozzle is formed, ink being ejected through an ejection port of the nozzle in the plate substrate; and a p-type doped layer which forms a whole perimeter of an edge portion defining an inner perimeter of the ejection port of the nozzle in the plate substrate.
Public/Granted literature
- US20080239000A1 NOZZLE PLATE, INK EJECTION HEAD, AND IMAGE FORMING APPARATUS Public/Granted day:2008-10-02
Information query
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