Kiyoshi Iri

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Ibaraki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Aluminium pigment
- Patent number 6,454,847
- Issue date Sep 24, 2002
- Asahi Kasei Metals Limited
- Kiyoshi Iri
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Composite metal powder composition and method of manufacturing same
- Patent number 5,272,223
- Issue date Dec 21, 1993
- Asahi Kasei Metals Limited
- Kiyoshi Iri
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Novel resin-coated metallic pigment and a process for producing the...
- Patent number 4,750,940
- Issue date Jun 14, 1988
- Asahi Kasei Metals Limited
- Katuyuki Higashi
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE