Yumi MURATA

Follow

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Optical waveguide device
- Patent number 11,656,486
- Issue date May 23, 2023
- Sumitomo Osaka Cement Co., Ltd.
- Yuki Kugimoto
- G02 - OPTICS

Patents Applicationslast 30 patents

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 ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND O...
- Publication number 20240230993
- Publication date Jul 11, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yumi MURATA
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, OPTICAL MODULATION DEVICE USING OPTICAL...
- Publication number 20240176071
- Publication date May 30, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Junji ARAI
- G02 - OPTICS
Information Patent Application
OPTICAL WAVEGUIDE ELEMENT, AND OPTICAL TRANSMISSION APPARATUS AND O...
- Publication number 20240134117
- Publication date Apr 25, 2024
- Sumitomo Osaka Cement Co., Ltd.
- Yumi MURATA
- 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 DEVICE
- Publication number 20210199996
- Publication date Jul 1, 2021
- Sumitomo Osaka Cement Co., Ltd.
- Yuki KUGIMOTO
- G02 - OPTICS