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Dai Nippon Printing Patents |
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Assignee: Dai Nippon Printing
Address: Tokyo, JP
No. of patents: 3
Patents:
| Patent Number |
Title Of Patent |
Date Issued |
| 7554636 |
Retardation control element, liquid crystal display device with the retardation control element, |
June 30, 2009 |
| The invention provides a retardation control element capable of inhibiting a retardation defect that becomes a cause of light leakage and color shift of a liquid crystal display device from occurring, a method of producing the same, and a liquid crystal display device including such a |
| 5164596 |
Focused ion beam irradiating apparatus |
November 17, 1992 |
| An ion beam I is irradiated from an ion gun 10 onto a sample S on an XY stage 100, and an electron shower E is irradiated onto the sample S. Electrification of the sample by ion is neutralized by irradiation of the electron shower E. In the case of adjusting the electron shower E, a driv |
| 4306172 |
Shadow mask of braun tube for color TV and process for manufacturing the same |
December 15, 1981 |
| A shadow mask of a Braun tube for a color TV made of a steel alloy having the following compositions in weight percent: C.ltoreq.0.12, 0.2.ltoreq.Mn.ltoreq.1.5, 0.3.ltoreq.Si.ltoreq.1.5, 1.0.ltoreq.2Si+Mn, 0.005.ltoreq.Al.ltoreq.0.030, and the balance being Fe and unavoidable impurit |
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