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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0139801 (1993-10-22) |
우선권정보 | JP-0310998 (1992-10-26) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 40 인용 특허 : 0 |
Small pieces of foreign matter on the surface of a cake such as freeze-dried preparations in a vial are detected as distinguished from cake surface irregularities including cake collapses and cracks that should be passed as being acceptable. The cake is imaged by a CCD camera or the like to produce
A method of inspecting a solid body for foreign matter thereon, comprising the steps of: (a) producing an image signal representing an image of a solid body; (b) setting a level of an image signal which is higher than a predetermined upper limit to an upper limit and another level of an image signal
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