P

Inventor

TAKANO SHINGO

JP17 patents
⚠️ This page may combine multiple inventors who share the name “TAKANO SHINGO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO OSAKA CEMENT CO LTD

16 patents
US11656487B2May 23, 2023

Optical waveguide element, and optical modulation device and optical transmission apparatus using optical waveguide element

SUMITOMO OSAKA CEMENT CO LTD5 citations73
US11977284B2May 7, 2024

Optical waveguide device, manufacturing method of optical modulation element, optical modulator, optical modulation module, and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD3 citations70
US10088698B1Oct 2, 2018

Optical device

SUMITOMO OSAKA CEMENT CO LTD6 citations69
US11378828B2Jul 5, 2022

Optical waveguide device

SUMITOMO OSAKA CEMENT CO LTD2 citations65
US12504655B2Dec 23, 2025

Optical waveguide element, and optical modulation device and optical transmission apparatus that use same

SUMITOMO OSAKA CEMENT CO LTD0 citations62
US12422628B2Sep 23, 2025

Optical waveguide element, and optical modulation device and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD0 citations58
US12399413B2Aug 26, 2025

Optical waveguide element and optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations58
US12504656B2Dec 23, 2025

Optical waveguide element, optical waveguide device, and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD0 citations50
US12474619B2Nov 18, 2025

Optical modulator and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD0 citations50
US12204185B2Jan 21, 2025

Optical waveguide element and optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations49
US12332534B2Jun 17, 2025

Optical waveguide device, optical modulator, optical modulation module, and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD0 citations48
US11397342B2Jul 26, 2022

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations47
US10892107B2Jan 12, 2021

Method for producing titanium oxide particles, titanium oxide particles, dispersion solution of titanium oxide particles, titanium oxide paste, titanium oxide film, and dye-sensitized solar cell

SUMITOMO OSAKA CEMENT CO LTD0 citations47
US10468197B2Nov 5, 2019

Porous semiconductor layer, paste for porous semiconductor layer, and dye-sensitized solar cell

SUMITOMO OSAKA CEMENT CO LTD0 citations47
US10598849B2Mar 24, 2020

Optical device having EO polymer core and specially-polymerized clad

SUMITOMO OSAKA CEMENT CO LTD0 citations46
US12461306B2Nov 4, 2025

Optical waveguide element, optical modulation device using optical waveguide element, and optical transmission device using optical waveguide element

SUMITOMO OSAKA CEMENT CO LTD0 citations45

HAN LIYUAN

1 patent