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Yukihisa Okada
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Filter and metal ion removal device
Patent number
11,767,239
Issue date
Sep 26, 2023
3M Innovative Properties Company
Mitsuaki Kobayashi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Grant
Filter, metal ion removing method, and metal ion removing apparatus
Patent number
11,400,399
Issue date
Aug 2, 2022
3M Innovative Properties Company
Mitsuaki Kobayashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
COATING SOLUTIONS FOR USE IN FORMING BISMUTH-BASED FERROELECTRIC TH...
Patent number
6,528,172
Issue date
Mar 4, 2003
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating solutions for use in forming bismuth-based ferroelectric th...
Patent number
6,303,231
Issue date
Oct 16, 2001
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating solutions for use in forming bismuth-based ferroelectric th...
Patent number
6,197,102
Issue date
Mar 6, 2001
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating solutions for use in forming bismuth-based ferroelectric th...
Patent number
6,120,912
Issue date
Sep 19, 2000
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Coating solutions for use in forming bismuth-based ferroelectric th...
Patent number
5,972,096
Issue date
Oct 26, 1999
Tokyo Ohka Kogyo Co., Ltd.
Yoshihiro Sawada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Thermoreversible recording material, thermoreversible recording med...
Patent number
5,310,611
Issue date
May 10, 1994
Oki Electric Industry Co., Ltd.
Yutaka Okabe
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
FILTER, METAL ION REMOVAL METHOD , AND METAL ION REMOVAL DEVICE
Publication number
20220388872
Publication date
Dec 8, 2022
3M Innovative Properties Company
Mitsuaki KOBAYASHI
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
FILTER, METAL ION REMOVING METHOD, AND METAL ION REMOVING APPARATUS
Publication number
20220331726
Publication date
Oct 20, 2022
3M Innovative Properties Company
Mitsuaki Kobayashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Filter and Metal Ion Removal Device
Publication number
20210230022
Publication date
Jul 29, 2021
3M Innovative Properties Company
Mitsuaki Kobayashi
C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Information
Patent Application
FILTER, METAL ION REMOVING METHOD, AND METAL ION REMOVING APPARATUS
Publication number
20210187422
Publication date
Jun 24, 2021
3M Innovative Properties Company
Mitsuaki Kobayashi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
ACTIVATION METHOD FOR MEMBRANE ELECTRODE ASSEMBLY, MEMBRANE ELECTRO...
Publication number
20110059384
Publication date
Mar 10, 2011
Yukihisa Okada
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
Coating solutions for use in forming bismuth-based ferroelectric th...
Publication number
20010010867
Publication date
Aug 2, 2001
Yoshihiro Sawada
C01 - INORGANIC CHEMISTRY