Inventor

YAMAMOTO KOEI

JP30 patents

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

YAMAMOTO KOEI

HAMAMATSU PHOTONICS KK

Medical X-ray image processing apparatus

Photodiode array

Photodiode array

Semiconductor light-detecting element

Photodiode array

Photodiode array

Semiconductor energy detector

Photomultiplier having a multilayer semiconductor device

Photoelectric tube using electron beam irradiation diode as anode

Photoelectric conversion element and photoelectric conversion module

Photodetector device having avalanche photodiodes two-dimensionally arranged on a compound semiconductor layer and quenching element connected in series to the photodiodes

Photodetector device comprising each of a plurality of passive quenching elements connected in series to at least one avalanche photodiode and a capacitative element connected in parallel to the passive quenching element

Photodetector device having avalanche photodiodes two-dimensionally arranged on a semiconductor layer and quenching element connected in series to the photodiodes

Radiation detector and manufacturing method for radiation detector

Light detection device

Photodetecting device with weak light signal detection and low power consumption

Photodiode array

Distance image sensor

Radiation image detection device

Device for reading radiological images

Optical sensor capable of being applied to a tilt sensor

Ultraviolet sensor and ultraviolet detecting device

MORITA MFG

Digital X-ray imaging apparatus

Medical X-ray image detecting device and a medical X-ray tomographing apparatus comprising same

SUZUKI HISANORI

Back-illuminated solid-state image pickup device

Back-illuminated solid-state image pickup device

SAKAMOTO AKIRA

Semiconductor light-detecting element

NIPPON TELEGRAPH & TELEPHONE

Swept light source and method for controlling the same

HAMMATSU PHOTONICS K K

Semiconductor energy detector having reinforcement

YAMAMOTO KOEI

Optical amplifying device