Yosiro Okuda

Follow

Person

Hiroshima, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Spindle-like magnetic iron oxide particles and process for producin...
- Patent number 4,873,010
- Issue date Oct 10, 1989
- Toda Kogyo Corp.
- Atsushi Takedoi
- G11 - INFORMATION STORAGE
Information Patent Grant
Spindle ferromagnetic alloy particles
- Patent number 4,773,931
- Issue date Sep 27, 1988
- Toda Kogyo Corp.
- Akio Mishima
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Process for producing acicular magnetite or acicular maghemite
- Patent number 4,495,164
- Issue date Jan 22, 1985
- Toda Kogyo Corp.
- Yosiro Okuda
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Process for producing acicular ferromagnetic alloy particles and ac...
- Patent number 4,406,694
- Issue date Sep 27, 1983
- Toda Kogyo Corp.
- Akio Mishima
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Production of acicular magnetic iron oxides
- Patent number 4,136,158
- Issue date Jan 23, 1979
- Toda Kogyo Corp.
- Yosiro Okuda
- C01 - INORGANIC CHEMISTRY