Yu KATAOKA

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide element
- Patent number 12,197,052
- Issue date Jan 14, 2025
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element
- Patent number 12,025,833
- Issue date Jul 2, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Grant
Optical waveguide device, manufacturing method of optical modulatio...
- Patent number 11,977,284
- Issue date May 7, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Masayuki Motoya
- G02 - OPTICS
Information Patent Grant
Optical waveguide element, and optical modulation device and optica...
- Patent number 11,656,487
- Issue date May 23, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Grant
Optical waveguide device
- Patent number 11,378,828
- Issue date Jul 5, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Shingo Takano
- G02 - OPTICS
Information Patent Grant
Optical waveguide element and manufacturing method therefor
- Patent number 11,215,754
- Issue date Jan 4, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yuji Yamane
- G02 - OPTICS
Information Patent Grant
Optical waveguide device
- Patent number 11,099,324
- Issue date Aug 24, 2021
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Grant
Optical waveguide element
- Patent number 10,591,670
- Issue date Mar 17, 2020
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS

Patents Applicationslast 30 patents

Information Patent Application
Optical Waveguide Device, and Optical Modulation Device and Optical...
- Publication number 20240255783
- Publication date Aug 1, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Kosuke Okahashi
- G02 - OPTICS
Information Patent Application
Optical Waveguide Device, and Optical Modulation Device and Optical...
- Publication number 20240255827
- Publication date Aug 1, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TRANSMISSION APPARATUS AND OP...
- Publication number 20240241396
- Publication date Jul 18, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND O...
- Publication number 20240231002
- Publication date Jul 11, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Kosuke Okahashi
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...
- Publication number 20240159970
- Publication date May 16, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Takeshi SAKAI
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATION DEVICE USING OPTICAL...
- Publication number 20240069281
- Publication date Feb 29, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yuki KUGIMOTO
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TR...
- Publication number 20230400718
- Publication date Dec 14, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Shingo Takano
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR
- Publication number 20230367170
- Publication date Nov 16, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Kenta Oishi
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, OPTICAL MODULATION MO...
- Publication number 20230367169
- Publication date Nov 16, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Kosuke Okahashi
- G02 - OPTICS
Information Patent Application
OPTICAL MODULATOR AND OPTICAL TRANSMISSION DEVICE USING SAME
- Publication number 20230350235
- Publication date Nov 2, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Hideki ICHIMEI
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...
- Publication number 20230314732
- Publication date Oct 5, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Shotaro HIRATA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...
- Publication number 20230152539
- Publication date May 18, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Yuki Kugimoto
- G02 - OPTICS
Information Patent Application
OPTICAL CONTROL ELEMENT, OPTICAL MODULATION DEVICE USING SAME, AND...
- Publication number 20230152660
- Publication date May 18, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Norikazu MIYAZAKI
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE DEVICE, OPTICAL MODULATOR, OPTICAL MODULATION MOD...
- Publication number 20220382119
- Publication date Dec 1, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Shotaro Hirata
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
OPTICAL WAVEGUIDE DEVICE, MANUFACTURING METHOD OF OPTICAL MODULATI...
- Publication number 20220381977
- Publication date Dec 1, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Masayuki Motoya
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE DEVICE, OPTICAL MODULATOR, OPTICAL MODULATION MOD...
- Publication number 20220308418
- Publication date Sep 29, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yu Kataoka
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, OPTICAL MODULATION MO...
- Publication number 20220308286
- Publication date Sep 29, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yu NAKATA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT
- Publication number 20220291447
- Publication date Sep 15, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND OPTICAL WAVEGUIDE DEVICE
- Publication number 20220163720
- Publication date May 26, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yuki Kugimoto
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT
- Publication number 20220163825
- Publication date May 26, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS
Information Patent Application
Optical Waveguide Element, and Optical Modulation Device and Optica...
- Publication number 20220100010
- Publication date Mar 31, 2022
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE DEVICE
- Publication number 20210302764
- Publication date Sep 30, 2021
- Sumitomo Osaka Cement Co., Ltd.
- Shingo TAKANO
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE DEVICE
- Publication number 20200292757
- Publication date Sep 17, 2020
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT AND MANUFACTURING METHOD THEREFOR
- Publication number 20200292752
- Publication date Sep 17, 2020
- Sumitomo Osaka Cement Co., Ltd.
- Yuji YAMANE
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT
- Publication number 20190293865
- Publication date Sep 26, 2019
- Sumitomo Osaka Cement Co., Ltd.
- Yu KATAOKA
- G02 - OPTICS

Person

Patents Grantslast 30 patents

Optical waveguide element

Optical waveguide element

Optical waveguide device, manufacturing method of optical modulatio...

Optical waveguide element, and optical modulation device and optica...

Optical waveguide device

Optical waveguide element and manufacturing method therefor

Optical waveguide device

Optical waveguide element

Patents Applicationslast 30 patents

Optical Waveguide Device, and Optical Modulation Device and Optical...

Optical Waveguide Device, and Optical Modulation Device and Optical...

OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TRANSMISSION APPARATUS AND OP...

OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND O...

OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...

OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATION DEVICE USING OPTICAL...

OPTICAL WAVEGUIDE ELEMENT, OPTICAL WAVEGUIDE DEVICE, AND OPTICAL TR...

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL MODULATOR

OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, OPTICAL MODULATION MO...

OPTICAL MODULATOR AND OPTICAL TRANSMISSION DEVICE USING SAME

OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...

OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL MODULATION DEVICE AND OPTICA...

OPTICAL CONTROL ELEMENT, OPTICAL MODULATION DEVICE USING SAME, AND...

OPTICAL WAVEGUIDE DEVICE, OPTICAL MODULATOR, OPTICAL MODULATION MOD...

OPTICAL WAVEGUIDE DEVICE, MANUFACTURING METHOD OF OPTICAL MODULATI...

OPTICAL WAVEGUIDE DEVICE, OPTICAL MODULATOR, OPTICAL MODULATION MOD...

OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATOR, OPTICAL MODULATION MO...

OPTICAL WAVEGUIDE ELEMENT

OPTICAL WAVEGUIDE ELEMENT AND OPTICAL WAVEGUIDE DEVICE

OPTICAL WAVEGUIDE ELEMENT

Optical Waveguide Element, and Optical Modulation Device and Optica...

OPTICAL WAVEGUIDE DEVICE

OPTICAL WAVEGUIDE DEVICE

OPTICAL WAVEGUIDE ELEMENT AND MANUFACTURING METHOD THEREFOR

OPTICAL WAVEGUIDE ELEMENT