Ryuji Tamai

Follow

Person

Shizuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Methods for producing nitroso compound and quinoxaline compound
- Patent number 12,122,755
- Issue date Oct 22, 2024
- Kumiai Chemical Industry Co., LTD
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Methods for producing nitroso compound and quinoxaline compound
- Patent number 11,492,334
- Issue date Nov 8, 2022
- Kumiai Chemical Industry Co., LTD
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted pyrido[2,3-b]pyrazines and an agrochemical composition...
- Patent number 8,648,075
- Issue date Feb 11, 2014
- Kumiai Chemical Industry Co., LTD
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Substituted quinoxaline and an agrochemical composition thereof
- Patent number 8,389,523
- Issue date Mar 5, 2013
- Kumiai Chemical Industry Co., LTD
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Difluoroalkene derivative, pest control agent containing the same,...
- Patent number 7,273,878
- Issue date Sep 25, 2007
- Kumiai Chemical Industry Co., LTD
- Tetsuya Abe
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Carbamate derivative and agricultural/horticultural fungicide
- Patent number 6,812,229
- Issue date Nov 2, 2004
- Kumiai Chemical Industry Co., LTD
- Masami Ozaki
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

Information Patent Application
Methods for Producing Nitroso Compound and Quinoxaline Compound
- Publication number 20230074836
- Publication date Mar 9, 2023
- KUMIAI CHEMICAL INDUSTRY CO., LTD.
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Methods for Producing Nitroso Compound and Quinoxaline Compound
- Publication number 20210253539
- Publication date Aug 19, 2021
- KUMIAI CHEMICAL INDUSTRY CO., LTD.
- Ryuji Tamai
- C07 - ORGANIC CHEMISTRY
Information Patent Application
OXOPYRAZINE DERIVATIVE AND HERBICIDE
- Publication number 20130137577
- Publication date May 30, 2013
- IHARA CHEMICAL INDUSTRY CO., LTD.
- Ryuji Tamai
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
OXOPYRAZINE DERIVATIVE AND HERBICIDE
- Publication number 20100197674
- Publication date Aug 5, 2010
- KUMIAI CHEMICAL INDUSTRY CO., LTD.
- Ryuji Tamai
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
Difluoroalkene derivative, pest control agent containing the same,...
- Publication number 20040248872
- Publication date Dec 9, 2004
- Tetsuya Abe
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING