Inventor

WATABE YOSHIFUMI

JP27 patents

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

WATABE YOSHIFUMI

MATSUSHITA ELECTRIC WORKS LTD

Infrared sensor

Electrochemical gas sensor

Field emission-type electron source and manufacturing method thereof

Field emission-type electron source and manufacturing method thereof

Field emission-type electron source and manufacturing method thereof and display using the electron source

Electrochemical gas sensor

Field emission electron source and production method thereof

Field emission electron source, method of producing the same, and use of the same

Method of and apparatus for manufacturing field emission-type electron source

Field emission-type electron source

Method for electrochemical oxidation

Field emission-type electron source and method of biasing the same

Field emission-type electron source and manufacturing method thereof

Field emission type electron source

PANASONIC IP MAN CO LTD

Moisture amount detection device

Infrared radiation element

Air conditioning system to calculate indoor air quality index to control air ventilation

Water content sensor and road surface state detection device

Functional water concentration sensor, and calculation method

Infrared detection element, infrared detector, and infrared type gas sensor

PANASONIC ELEC WORKS CO LTD

Pressure wave generator and process for manufacturing the same

Infrared sensor unit and process of fabricating the same

Pressure wave generator and production method therefor

WATABE YOSHIFUMI

Smoke sensor of the sound wave type including a smoke density estimation unit

Fire alarm system

YAMANAKA HIROSHI

Acoustic wave sensor

TOKYO ELECTRON LTD AND MATSUSH

Anodic oxidation apparatus