Toshiyasu HIROKAWA

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Nagahama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Adsorption method
- Patent number 11,325,847
- Issue date May 10, 2022
- TAKAHASHI METAL INDUSTRIES CO., LTD.
- Toshiyasu Hirokawa
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information Patent Grant
Adsorbent particles
- Patent number 10,843,166
- Issue date Nov 24, 2020
- TAKAHASHI METAL INDUSTRIES CO., LTD.
- Toshiyasu Hirokawa
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ADSORPTION METHOD
- Publication number 20210139347
- Publication date May 13, 2021
- TAKAHASHI METAL INDUSTRIES CO., LTD.
- Toshiyasu HIROKAWA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
ABSORBENT PARTICLES
- Publication number 20180369782
- Publication date Dec 27, 2018
- TAKAHASHI METAL INDUSTRIES CO., LTD.
- Toshiyasu HIROKAWA
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL