with differently-directed roll axes

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for fabricating flexible display screen
- Patent number 11,945,016
- Issue date Apr 2, 2024
- MIANYANG BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
- Rongkun Fan
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Radial/axial ring rolling mill for rolling a ring
- Patent number 11,077,482
- Issue date Aug 3, 2021
- SCHULER PRESSEN GMBH
- Georg Obermaier
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Universal rolling machine
- Patent number 5,718,141
- Issue date Feb 17, 1998
- Kawasaki Jukogyo Kabushiki Kaisha
- Hirokazu Watari
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
3196658
- Patent number 3,196,658
- Issue date Jul 27, 1965
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...