Hirozo Michisaka

Follow

Person

Izumishi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Friction agitation joining method and friction agitation joining de...
- Patent number 6,068,178
- Issue date May 30, 2000
- Showa Aluminum Corporation
- Hirozo Michisaka
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Device for unfolding a shaped metal article and a method for unfold...
- Patent number 5,924,320
- Issue date Jul 20, 1999
- Showa Aluminum Corporation
- Hirozo Michisaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Extruded material for expansion working and method of expansion wor...
- Patent number 5,848,545
- Issue date Dec 15, 1998
- Showa Aluminum Corporation
- Hirozo Michisaka
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...