Kiyoshi Handa

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Hiroshima-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Extruder and die for the same
- Patent number 11,697,238
- Issue date Jul 11, 2023
- THE JAPAN STEEL WORKS, LTD.
- Kiyoshi Handa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Vented twin-screw kneading extrusion apparatus and extrusion method
- Patent number 11,007,700
- Issue date May 18, 2021
- The Japan Steel Works, Ltd.
- Yohei Shimizu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Vented twin-screw kneading extrusion apparatus and extrusion method
- Patent number 10,625,459
- Issue date Apr 21, 2020
- The Japan Steel Works, Ltd.
- Yohei Shimizu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Screw pair and co-rotating intermeshing twin-screw extruder provide...
- Patent number 9,498,899
- Issue date Nov 22, 2016
- The Japan Steel Works, Ltd.
- Yohei Shimizu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
EXTRUDER AND DIE FOR THE SAME
- Publication number 20200338801
- Publication date Oct 29, 2020
- THE JAPAN STEEL WORKS, LTD
- Kiyoshi HANDA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
VENTED TWIN-SCREW KNEADING EXTRUSION APPARATUS AND EXTRUSION METHOD
- Publication number 20200215738
- Publication date Jul 9, 2020
- The Japan Steel Works, Ltd.
- Yohei SHIMIZU
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
VENTED TWIN-SCREW KNEADING EXTRUSION APPARATUS AND EXTRUSION METHOD
- Publication number 20160151954
- Publication date Jun 2, 2016
- The Japan Steel Works, Ltd.
- Yohei SHIMIZU
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
SCREW PAIR AND CO-ROTATING INTERMESHING TWIN-SCREW EXTRUDER PROVIDE...
- Publication number 20150029812
- Publication date Jan 29, 2015
- The Japan Steel Works, Ltd.
- Yohei Shimizu
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL