P

Inventor

SUGAMATA TORU

JP57 patents
⚠️ This page may combine multiple inventors who share the name “SUGAMATA TORU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO OSAKA CEMENT CO LTD

39 patents
US10473998B2Nov 12, 2019

FPC-attached optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD7 citations84
US10061179B2Aug 28, 2018

Optical modulator and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD9 citations84
US10921620B2Feb 16, 2021

Optical modulator and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD2 citations73
US10268057B2Apr 23, 2019

FPC-attached optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD4 citations73
US9977266B2May 22, 2018

Optical modulator and optical transmission device using optical modulator

SUMITOMO OSAKA CEMENT CO LTD3 citations73
US12306478B2May 20, 2025

Optical modulator and optical transmitter

SUMITOMO OSAKA CEMENT CO LTD1 citations64
US11333909B2May 17, 2022

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

SUMITOMO OSAKA CEMENT CO LTD3 citations64
US8031983B2Oct 4, 2011

Light modulation device

SUMITOMO OSAKA CEMENT CO LTD3 citations63
US11397341B2Jul 26, 2022

Optical modulator having screw-fastened protrusion

SUMITOMO OSAKA CEMENT CO LTD0 citations62
US11187959B2Nov 30, 2021

Optical modulator and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD0 citations62
US11156857B2Oct 26, 2021

Optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US10571722B2Feb 25, 2020

Optical modulator and optical transmission apparatus having same

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US10477677B2Nov 12, 2019

Optical modulator with FPC and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US10473999B2Nov 12, 2019

Optical modulator with FPC and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US10310299B2Jun 4, 2019

Optical modulator and optical transmission device using optical modulator

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US10228605B2Mar 12, 2019

Waveguide optical element

SUMITOMO OSAKA CEMENT CO LTD1 citations62
US8031987B2Oct 4, 2011

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD4 citations62
US7292739B2Nov 6, 2007

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD2 citations61
US12517384B2Jan 6, 2026

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

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US12498612B2Dec 16, 2025

Optical modulator and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US12306479B2May 20, 2025

Optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US12210232B2Jan 28, 2025

Optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US12189265B2Jan 7, 2025

Optical modulator and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US12147097B2Nov 19, 2024

Optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11953767B2Apr 9, 2024

Optical modulator and optical transmission apparatus using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11644734B2May 9, 2023

Optical modulator and optical module using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11500263B2Nov 15, 2022

Optical modulator and optical module using this

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11397364B2Jul 26, 2022

Optical modulator and optical transmission apparatus

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11397365B2Jul 26, 2022

Optical modulator and optical transmission device

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11194181B2Dec 7, 2021

Optical modulator and optical module using this

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US11029577B2Jun 8, 2021

Optical modulator and optical transmission apparatus using the same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US10935821B2Mar 2, 2021

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US10732481B2Aug 4, 2020

Optical modulator and optical transmission device using same

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US10386659B2Aug 20, 2019

Optical modulator and optical transmission device using optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations52
US10151959B2Dec 11, 2018

FPC-attached optical modulator and optical transmission device using the same

SUMITOMO OSAKA CEMENT CO LTD1 citations52
US11442329B2Sep 13, 2022

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

SUMITOMO OSAKA CEMENT CO LTD0 citations51
US7822297B2Oct 26, 2010

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations51
US10416527B2Sep 17, 2019

Optical modulator

SUMITOMO OSAKA CEMENT CO LTD0 citations49
US10788726B1Sep 29, 2020

Optical modulator and optical transmission apparatus using the same

SUMITOMO OSAKA CEMENT CO LTD0 citations42

SHIMIZU RYO

5 patents

KONDOU KATSUTOSHI

2 patents

FUJINO TETSUYA

1 patent

OIKAWA SATOSHI

1 patent

MORI SHINGO

1 patent

KINPARA YUHKI

1 patent

Showing the top 50 of 57 patents by PatentIndex Score.