Ryoji Iwamoto

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Toyohashi-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Road paving method
- Patent number 11,708,669
- Issue date Jul 25, 2023
- Kao Corporation
- Ryoichi Hashimoto
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt composition
- Patent number 11,466,156
- Issue date Oct 11, 2022
- Kao Corporation
- Hiromichi Takahashi
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Grant
Asphalt composition
- Patent number 11,168,215
- Issue date Nov 9, 2021
- Kao Corporation
- Ryoichi Hashimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Binder composition for making self-hardening foundry molds, and met...
- Patent number 9,943,903
- Issue date Apr 17, 2018
- Kao Corporation
- Ryoji Iwamoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
ASPHALT COMPOSITION
- Publication number 20200224033
- Publication date Jul 16, 2020
- KAO CORPORATION
- Ryoichi HASHIMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
ROAD PAVING METHOD
- Publication number 20200149226
- Publication date May 14, 2020
- KAO CORPORATION
- Ryoichi HASHIMOTO
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
ASPHALT COMPOSITION
- Publication number 20190233647
- Publication date Aug 1, 2019
- KAO CORPORATION
- Hiromichi TAKAHASHI
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Information Patent Application
BINDER COMPOSITION FOR MAKING SELF-HARDENING FOUNDRY MOLDS, AND MET...
- Publication number 20140296372
- Publication date Oct 2, 2014
- KAO CORPORATION
- Ryoji Iwamoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...