Hiroaki NAGATOMO

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
SiC heater
- Patent number 10,966,288
- Issue date Mar 30, 2021
- Sumitomo Osaka Cement Co., Ltd.
- Hiroaki Nagatomo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
SiC sintered body, heater and method for producing SiC sintered body
- Patent number 10,703,677
- Issue date Jul 7, 2020
- Sumitomo Osaka Cement Co., Ltd.
- Megumi Ootomo
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Focus ring and method for producing focus ring
- Patent number 10,273,190
- Issue date Apr 30, 2019
- Sumitomo Osaka Cement Co., Ltd.
- Hiroaki Nagatomo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dielectric material and electrostatic chucking device
- Patent number 9,944,561
- Issue date Apr 17, 2018
- Sumitomo Osaka Cement Co., Ltd.
- Masayuki Ishizuka
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Information Patent Application
SiC SINTERED BODY, HEATER AND METHOD FOR PRODUCING SiC SINTERED BODY
- Publication number 20200024196
- Publication date Jan 23, 2020
- Sumitomo Osaka Cement Co., Ltd.
- Megumi OOTOMO
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
SiC HEATER
- Publication number 20190174578
- Publication date Jun 6, 2019
- Sumitomo Osaka Cement Co., Ltd.
- Hiroaki NAGATOMO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
FOCUS RING AND METHOD FOR PRODUCING FOCUS RING
- Publication number 20180201545
- Publication date Jul 19, 2018
- Sumitomo Osaka Cement Co., Ltd.
- Hiroaki NAGATOMO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DIELECTRIC MATERIAL AND ELECTROSTATIC CHUCKING DEVICE
- Publication number 20170057875
- Publication date Mar 2, 2017
- Sumitomo Osaka Cement Co., Ltd.
- Masayuki ISHIZUKA
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES