Inventor

TAKENAKA MITSURU

JP12 patents

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

PHOTONICS ELECTRONICS TECHNOLOGY RES ASS

2 patents

US11054675B2Jul 6, 2021

Optical modulator and method for manufacturing the same

PHOTONICS ELECTRONICS TECHNOLOGY RES ASS5 citations72

US10146070B2Dec 4, 2018

Optical modulator and method of manufacturing same

PHOTONICS ELECTRONICS TECHNOLOGY RES ASS5 citations72

JAPAN SCIENCE & TECH AGENCY

2 patents

US11227953B2Jan 18, 2022

Tunneling field effect transistor

JAPAN SCIENCE & TECH AGENCY1 citations61

US7292746B2Nov 6, 2007

All-optical flip-flop

JAPAN SCIENCE & TECH AGENCY0 citations51

UNIV TOKYO

2 patents

US10983411B2Apr 20, 2021

Metal-oxide-semiconductor (MOS) optical modulator and method of manufacturing same

UNIV TOKYO0 citations59

US12347506B2Jul 1, 2025

Photonic spin register, information writing method, and information read-out method

UNIV TOKYO0 citations52

SUMITOMO CHEMICAL CO

2 patents

US8901656B2Dec 2, 2014

Semiconductor wafer, field-effect transistor, method of producing semiconductor wafer, and method of producing field-effect transistor

SUMITOMO CHEMICAL CO1 citations51

US9117658B2Aug 25, 2015

Method of producing semiconductor wafer, semiconductor wafer, method of producing semiconductor device and semiconductor device

SUMITOMO CHEMICAL CO1 citations49

SUGIMURA INTERNAT PATENT & TRA

1 patent

US6208795B1Mar 27, 2001

Optical waveguide isolator

SUGIMURA INTERNAT PATENT & TRA56 citations89

TAKENAKA MITSURU

1 patent

US8431459B2Apr 30, 2013

Semiconductor wafer, semiconductor device, and method of manufacturing a semiconductor device

TAKENAKA MITSURU9 citations79

YAMADA HISASHI

1 patent

US9112035B2Aug 18, 2015

Semiconductor substrate, field-effect transistor, integrated circuit, and method for fabricating semiconductor substrate

YAMADA HISASHI2 citations58

HATA MASAHIKO

1 patent

US8779471B2Jul 15, 2014

Field-effect transistor, semiconductor wafer, method for producing field-effect transistor and method for producing semiconductor wafer

HATA MASAHIKO0 citations40