Keigo SASAKI

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Narashino-shi, Chiba, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process and apparatus for urea production
- Patent number 11,498,895
- Issue date Nov 15, 2022
- Toyo Engineering Corporation
- Kenji Yoshimoto
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for granulating urea
- Patent number 10,894,764
- Issue date Jan 19, 2021
- Toyo Engineering Corporation
- Shuhei Nakamura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Treatment method of an aqueous solution containing urea, ammonia an...
- Patent number 10,730,761
- Issue date Aug 4, 2020
- Toyo Engineering Corporation
- Keigo Sasaki
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Urea production method
- Patent number 10,519,103
- Issue date Dec 31, 2019
- Toyo Engineering Corporation
- Shuhei Nakamura
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
PROCESS AND APPARATUS FOR UREA PRODUCTION
- Publication number 20220185772
- Publication date Jun 16, 2022
- TOYO ENGINEERING CORPORATION
- Keigo SASAKI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
PROCESS AND APPARATUS FOR UREA PRODUCTION
- Publication number 20210230104
- Publication date Jul 29, 2021
- TOYO ENGINEERING CORPORATION
- Kenji YOSHIMOTO
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
METHOD FOR GRANULATING UREA
- Publication number 20200002274
- Publication date Jan 2, 2020
- TOYO ENGINEERING CORPORATION
- Shuhei NAKAMURA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
TREATMENT METHOD OF AN AQUEOUS SOLUTION CONTAINING UREA, AMMONIA AN...
- Publication number 20190177180
- Publication date Jun 13, 2019
- TOYO ENGINEERING CORPORATION
- Keigo SASAKI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
UREA PRODUCTION METHOD
- Publication number 20180037542
- Publication date Feb 8, 2018
- TOYO ENGINEERING CORPORATION
- Shuhei NAKAMURA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL