Inventor

HIROHATA TORU

JP42 patents

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

HIROHATA TORU

HAMAMATSU PHOTONICS KK

Photocathode comprising a plurality of openings on an electron emission layer

Transmission type electron multiplier and electron tube provided

Electron tube with polycrystalline diamond photocathode

Electron tube having a diamond field emitter

Semiconductor photocathode

Photoemitter electron tube and photodetector

Photocathode capable of detecting position of incident light in one or two dimensions, phototube, and photodetecting apparatus containing same

Photodetector

Method of using photocathode and method of using electron tube

Photomultiplier having a photocathode comprised of semiconductor material

Photomultiplier having a photocathode comprised of a compound semiconductor material

Surface-enhanced raman scattering element

Photocathode plate and electron tube

Photocathode and electron tube having enhanced absorption edge characteristics

Semiconductor photo-electron-emitting device

Photocathode

Optical full adder

Optical logic operation system

Electromagnetic wave device

Photodetector having first and second antenna areas with patterns having different cycle intervals

Photocathode

Photocathode, electron tube, and method of assembling photocathode

Photocathode

Photocathode and electron tube

Photoemitter electron tube, and photodetector

Optical element and photodetector

Surface-enhanced Raman scattering element, and method for producing same

Quantum cascade detector

Optical flip-flop circuit

High speed optical memory circuit

Surface-enhanced Raman scattering element, and method for manufacturing surface-enhanced Raman scattering element

Photoemitter

Photodetector

Probe for bioinstrumentation and bioinstrumentation device

Surface-enhanced raman scattering element including a conductor layer having a base part and a plurality of protusions

Surface-enhanced Raman scattering element including a conductor layer having a base part and a plurality of protusions

Optical semiconductor element and method of driving optical semiconductor element

UNIV KYUSHU NAT UNIV CORP

Organic electro-luminescent element and bioinstrumentation device

Light-emitting device, light-emitting method, and organic light-emitting element

Organic electro-luminescent element and bioinstrumentation device

NIIGAKI MINORU

Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube

Photocathode, electron tube, field assist type photocathode, field assist type photocathode array, and field assist type electron tube