Masahiro Yamasaki

Person

Shiga, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
- Patent number 11,602,884
- Issue date Mar 14, 2023
- Sekisui Chemical Co., Ltd.
- Hiroshi Sugahara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
- Patent number 11,383,427
- Issue date Jul 12, 2022
- Sekisui Chemical Co., Ltd.
- Hiroshi Sugahara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Pipe-forming apparatus for spiral pipe and pipe-forming method thereof
- Patent number 11,148,352
- Issue date Oct 19, 2021
- Sekisui Chemical Co., Ltd.
- Hiroshi Sugahara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe-making apparatus and pipe-making method
- Patent number 11,015,757
- Issue date May 25, 2021
- Sekisui Chemical Co., Ltd.
- Hiroshi Sugahara
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Pipe-making apparatus and pipe-making method for spiral pipe
- Patent number 10,920,918
- Issue date Feb 16, 2021
- Sekisui Chemical Co., Ltd.
- Hiroshi Sugahara
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF
- Publication number 20210129417
- Publication date May 6, 2021
- Sekisui Chemical Co., Ltd
- Hiroshi SUGAHARA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF
- Publication number 20210129418
- Publication date May 6, 2021
- Sekisui Chemical Co., Ltd
- Hiroshi SUGAHARA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF
- Publication number 20190193324
- Publication date Jun 27, 2019
- Sekisui Chemical Co., Ltd
- Hiroshi SUGAHARA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PIPE-MAKING APPARATUS AND PIPE-MAKING METHOD
- Publication number 20190107240
- Publication date Apr 11, 2019
- Sekisui Chemical Co., Ltd
- Hiroshi SUGAHARA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
PIPE-MAKING APPARATUS AND PIPE-MAKING METHOD FOR SPIRAL PIPE
- Publication number 20180038541
- Publication date Feb 8, 2018
- SEKISUI CHEMICAL CO., LTD.
- Hiroshi SUGAHARA
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
METHOD OF REHABILITATING EXISTING PIPE AND SUPPORT MEMBER FOR REHAB...
- Publication number 20160131278
- Publication date May 12, 2016
- Sekisui Chemical Co., Ltd
- Masahiro Yamasaki
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
WINDING MACHINE AND WINDING METHOD
- Publication number 20130252794
- Publication date Sep 26, 2013
- Masahiro Yamasaki
- B31 - MAKING ARTICLES OF PAPER OR CARDBOARD WORKING PAPER OR CARDBOARD

Masahiro Yamasaki

Person

Patents Grantslast 30 patents

Pipe-forming apparatus for spiral pipe and pipe-forming method thereof

Pipe-forming apparatus for spiral pipe and pipe-forming method thereof

Pipe-forming apparatus for spiral pipe and pipe-forming method thereof

Pipe-making apparatus and pipe-making method

Pipe-making apparatus and pipe-making method for spiral pipe

Patents Applicationslast 30 patents

PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF

PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF

PIPE-FORMING APPARATUS FOR SPIRAL PIPE AND PIPE-FORMING METHOD THEREOF

PIPE-MAKING APPARATUS AND PIPE-MAKING METHOD

PIPE-MAKING APPARATUS AND PIPE-MAKING METHOD FOR SPIRAL PIPE

METHOD OF REHABILITATING EXISTING PIPE AND SUPPORT MEMBER FOR REHAB...

WINDING MACHINE AND WINDING METHOD