Yoshirou SUGIYAMA

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Shiga, JP

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Patents Grantslast 30 patents

Information Patent Grant
Strip member for spiral pipe and rehabilitation method of existing...
- Patent number 11,473,714
- Issue date Oct 18, 2022
- Sekisui Chemical Co., Ltd.
- Yuuta Miyatake
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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
Information Patent Grant
Strip member for pipes
- Patent number D876001
- Issue date Feb 18, 2020
- Sekisui Chemical Co., Ltd.
- Yoshirou Sugiyama
- D26 - Lighting

Patents Applicationslast 30 patents

Information Patent Application
STRIP MEMBER FOR SPIRAL PIPE AND REHABILITATION METHOD OF EXISTING...
- Publication number 20190368646
- Publication date Dec 5, 2019
- Sekisui Chemical Co., Ltd
- Yuuta MIYATAKE
- 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