Hidekazu Tokunaga

Person

Ishikawa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Coiled material passing device and coiled material passing method
- Patent number 11,103,908
- Issue date Aug 31, 2021
- Komatsu Industries Corporation
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Coiled material transporting device, press system and coiled materi...
- Patent number 10,792,724
- Issue date Oct 6, 2020
- Komatsu Industries Corporation
- Makoto Ishihara
- B30 - PRESSES
Information Patent Grant
Roll feeder and coilded material conveyance method
- Patent number 10,576,521
- Issue date Mar 3, 2020
- Komatsu Industries Corporation
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Work transfer apparatus and press machine
- Patent number 7,802,460
- Issue date Sep 28, 2010
- Komatsu Industries Corp.
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Work conveyance device, press machine and bar removal method
- Patent number 7,721,584
- Issue date May 25, 2010
- Komatsu Industries Corp.
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Patents Applicationslast 30 patents

Information Patent Application
ROLL FEEDER, PRESS SYSTEM, AND HOOP MATERIAL CONVEYANCE METHOD
- Publication number 20180369895
- Publication date Dec 27, 2018
- KOMATSU INDUSTRIES CORPORATION
- Makoto ISHIHARA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
ROLL FEEDER AND COILDED MATERIAL CONVEYANCE METHOD
- Publication number 20180369891
- Publication date Dec 27, 2018
- KOMATSU INDUSTRIES CORPORATION
- Hidekazu TOKUNAGA
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Application
COILED MATERIAL PASSING DEVICE AND COILED MATERIAL PASSING METHOD
- Publication number 20180345345
- Publication date Dec 6, 2018
- KOMATSU INDUSTRIES CORPORATION
- Hidekazu TOKUNAGA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
COILED MATERIAL TRANSPORTING DEVICE, PRESS SYSTEM AND COILED MATERI...
- Publication number 20180169733
- Publication date Jun 21, 2018
- KOMATSU INDUSTRIES CORPORATION
- Makoto ISHIHARA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
WORK CONVEYANCE DEVICE, PRESS MACHINE AND BAR REMOVAL METHOD
- Publication number 20090064753
- Publication date Mar 12, 2009
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
Work Transfer Apparatus and Press Machine
- Publication number 20090039580
- Publication date Feb 12, 2009
- KOMATSU INDUSTRIES CORP.
- Hidekazu Tokunaga
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...

Hidekazu Tokunaga

Person

Patents Grantslast 30 patents

Coiled material passing device and coiled material passing method

Coiled material transporting device, press system and coiled materi...

Roll feeder and coilded material conveyance method

Work transfer apparatus and press machine

Work conveyance device, press machine and bar removal method

Patents Applicationslast 30 patents

ROLL FEEDER, PRESS SYSTEM, AND HOOP MATERIAL CONVEYANCE METHOD

ROLL FEEDER AND COILDED MATERIAL CONVEYANCE METHOD

COILED MATERIAL PASSING DEVICE AND COILED MATERIAL PASSING METHOD

COILED MATERIAL TRANSPORTING DEVICE, PRESS SYSTEM AND COILED MATERI...

WORK CONVEYANCE DEVICE, PRESS MACHINE AND BAR REMOVAL METHOD

Work Transfer Apparatus and Press Machine