Inventor

YAMAMOTO KAZUYA

JP141 patents

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

YAMAMOTO KAZUYA

MITSUBISHI ELECTRIC CORP

Output overvoltage protection circuit for power amplifier

Radio-frequency integrated circuit for a radio-frequency wireless transmitter-receiver with reduced influence by radio-frequency power leakage

Duplexer circuit apparatus provided with amplifier and impedance matching inductor

Power amplifier incorporating heterojunction and silicon bipolar transistors

Integrated circuit

Level shift circuit

Negative voltage generator

Power amplifier including an impedance matching circuit and a switch FET

High frequency power amplifier

Power amplifier

Power amplifier

Directional coupler

Power amplifier

Bias circuit for power amplifier operated by a low external reference voltage

Semiconductor device having body potential fixing portion and closed-loop gate structure

Power amplifier

Wide-band amplifier

Radio transmitter with active band-pass filtering

Integrated circuit device

Reference voltage generation circuit and bias circuit

Power amplifier bias circuit

Power amplifier

Power amplifier

Bias circuit for power amplifier having a low degradation in distortion characteristics

Power amplifier and wireless communication device

Driver circuit

Semiconductor device

YAMAMOTO KAZUYA

Directional coupler

Image forming apparatus and image forming system with correction mechanism

Power amplifier

EZAKI GLICO CO

Method and producing phosphorylated saccharides

Phosphorylated saccharide and method for producing the same

NAKADA KYOSUKE

Sheet folding apparatus, image forming apparatus, and image forming system

Skew correction device, sheet handling apparatus, and image forming system

MURAKAMI HIROKI

Film formation method and film formation apparatus

HOSHINO TOMOMICHI

Sheet discharging device, image forming system, and sheet discharging method

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

Apparatus and method for mounting electronic components

MITSUBISHI DENKI KABUSIKI KAIS

Differential amplifier including bias circuit with bias resistor

MATSUZUKA TAKAYUKI

Emitter-follower type bias circuit

DAIHATSU KOGYO COMPANY LIMITED

Non-contact vane pump

FURUHASHI TOMOHIRO

Sheet folding apparatus, image forming apparatus, and image forming system

WATANABE TAKAHIRO

Sheet output device, sheet processing apparatus, image forming system, and sheet output method

TOKYO ELECTRON LTD

Film formation apparatus and method for using the same

DUPLO SEIKO CORP

Double-sided image forming device

RENESAS TECH CORP

Semiconductor device with bipolar transistor device

SUZUKI JUNYA

Sheet ejecting device, image forming system, and sheet ejecting method

SUGIYAMA KEISUKE

Sheet processing apparatus, image forming system, and sheet processing method

OKAMURA ATSUSHI

Power amplifier

KONNO KAZUNORI

Sheet discharging device, sheet processing apparatus, image forming system, and sheet discharging method

SUZUKI YUUJI

Sheet processing apparatus, image forming system, and sheet folding method