P

Inventor

SUZUKI KENYA

JP51 patents
⚠️ This page may combine multiple inventors who share the name “SUZUKI KENYA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON TELEGRAPH & TELEPHONE

31 patents
US8346086B2Jan 1, 2013

Optical signal processing device

NIPPON TELEGRAPH & TELEPHONE16 citations83
US12092870B2Sep 17, 2024

Optical waveguide

NIPPON TELEGRAPH & TELEPHONE2 citations72
US11979694B2May 7, 2024

Optical and electronic integrated switch

NIPPON TELEGRAPH & TELEPHONE2 citations72
US11930309B2Mar 12, 2024

Optical and electronic integrated switch

NIPPON TELEGRAPH & TELEPHONE2 citations72
US11881897B2Jan 23, 2024

Optical and electronic integrated switch and optical network system

NIPPON TELEGRAPH & TELEPHONE2 citations72
US10965375B2Mar 30, 2021

Optical node device

NIPPON TELEGRAPH & TELEPHONE3 citations71
US9588300B2Mar 7, 2017

Optical input/output device

NIPPON TELEGRAPH & TELEPHONE3 citations71
US9467755B2Oct 11, 2016

Optical switch

NIPPON TELEGRAPH & TELEPHONE4 citations71
US11656405B2May 23, 2023

Optical multi/demultiplexing circuit

NIPPON TELEGRAPH & TELEPHONE1 citations62
US10797817B2Oct 6, 2020

Optical signal processing device

NIPPON TELEGRAPH & TELEPHONE1 citations62
US9459417B2Oct 4, 2016

Planar lightwave circuit

NIPPON TELEGRAPH & TELEPHONE2 citations62
US11835761B2Dec 5, 2023

Planar optical waveguide circuit

NIPPON TELEGRAPH & TELEPHONE0 citations61
US12306438B2May 20, 2025

Optical waveguide

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12107626B2Oct 1, 2024

Wavelength monitoring device and controlling method thereof

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12107762B2Oct 1, 2024

Optical and electronic integrated switch

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12032231B2Jul 9, 2024

Optical signal processing apparatus and manufacturing method thereof

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12022246B2Jun 25, 2024

Optical signal processing apparatus

NIPPON TELEGRAPH & TELEPHONE0 citations51
US12007665B2Jun 11, 2024

Optical signal processing apparatus

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11740491B2Aug 29, 2023

Optical module and manufacturing method thereof

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11405702B2Aug 2, 2022

Optical signal processing device and method for controlling same

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11112561B2Sep 7, 2021

Variable wavelength filter

NIPPON TELEGRAPH & TELEPHONE0 citations51
US9723387B2Aug 1, 2017

Optical signal processing device with an array waveguide coupled to a slab waveguide with two arcs

NIPPON TELEGRAPH & TELEPHONE0 citations51
US11977315B2May 7, 2024

Optical module

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11973535B2Apr 30, 2024

Wavelength monitoring circuit

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11635641B2Apr 25, 2023

Planar-lightwave-type optical device

NIPPON TELEGRAPH & TELEPHONE0 citations50
US9967050B2May 8, 2018

Optical signal processing device

NIPPON TELEGRAPH & TELEPHONE0 citations50
US11995861B2May 28, 2024

Information processing system, content generation device, content presentation device, content generation method, content presentation method, and program

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11194093B2Dec 7, 2021

Optical switch array and multicast switch

NIPPON TELEGRAPH & TELEPHONE0 citations49
US11054575B2Jul 6, 2021

Optical spectrum shaper and optical signal monitor using same

NIPPON TELEGRAPH & TELEPHONE0 citations49
US10254625B2Apr 9, 2019

Optical signal processing device

NIPPON TELEGRAPH & TELEPHONE0 citations40
US9645321B2May 9, 2017

Optical signal processing device

NIPPON TELEGRAPH & TELEPHONE0 citations38

KANSAI PAINT CO LTD

5 patents

SUZUKI KENYA

2 patents

TOSHIBA TEC KK

2 patents

NTT INC

2 patents

NTT ELECTRONICS CORP

1 patent

NASU YUSUKE

1 patent

YAZAKI CORP

1 patent

WATANABE TOSHIO

1 patent

OKI ELECTRIC IND CO LTD

1 patent

ISHII MOTOHAYA

1 patent

MORITA KEIICHI

1 patent

SATO KEN-ICHI

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.