Knife

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11338457
APP PUB NO 20190321992A1
SERIAL NO

16473627

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A knife includes a blade having a first side face and a second side face. The blade includes zirconia as a main component, and includes a cutting region including at least a ridge portion between the first side face and the second side face. When a portion including the cutting region in the first side face is referred to as a first cutting face, and a portion including the cutting region in the second side face is referred to as a second cutting face, the proportion of cubic crystals of zirconia in the first cutting face is larger than the proportion of cubic crystals of zirconia in the second cutting face.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
KYOCERA CORPORATIONKYOTO-SHI KYOTO 612-8501

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nishihara, Takanori Takatsuki, JP 15 17

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