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Mitsui Mining & Smelting Co Ltd — Physics

Mitsui Mining & Smelting Co Ltd holds 26 patents in Physics, with representative filings summarized below.

Company technology slice statistics
Metric	Value
Company	Mitsui Mining & Smelting Co Ltd
Technology	Physics
Patents in slice	26
Recent patents in slice	19
First year	2021
Last year	2026

Representative patents

Notable publications linking Mitsui Mining & Smelting Co Ltd to Physics.

Device, hydroxide ion concentration measurement apparatus provided with same, and method for measuring concentration of hydroxide ion by using same
US-2026016444-A1 · Jan 15, 2026 · US
Device, hydroxide ion concentration measurement apparatus provided with same, and method for measuring concentration of hydroxide ion by using same
US-2026016444-A1 · Jan 15, 2026 · US
Device, hydroxide ion concentration measurement apparatus provided with same, and method for measuring concentration of hydroxide ion by using same
US-2026016444-A1 · Jan 15, 2026 · US
Solid electrolyte, electrochemical element, and limiting current type gas sensor
US-12480909-B2 · Nov 25, 2025 · US
Solid electrolyte, electrochemical element, and limiting current type gas sensor
US-12480909-B2 · Nov 25, 2025 · US

Recent filings

Latest patents from Mitsui Mining & Smelting Co Ltd in Physics.

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