Mitsumi Electric Co., Ltd.

Japan


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Total IP 1,089
Total IP Rank # 1,244
IP Activity Score 3.4/5.0    450
IP Activity Rank # 1,589
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

634 6
2 3
438 4
2
 
Last Patent 2025 - Optical gas sensor device, gas d...
First Patent 1978 - Miniature variable capacitor pro...
Last Trademark 2019 - ISRAC
First Trademark 1988 - M

Industry (Nice Classification)

Latest Inventions, Goods, Services

2025 Invention Insulated power supply apparatus. An insulated power supply apparatus includes, a transformer; a...
2024 Invention Secondary battery protection circuit, secondary battery protection device and battery device abou...
Invention Optical element driving device, camera module, and camera-equipped device. This optical element d...
Invention Transformer. An electroconductive wire is wound so as to surround part of a core that is formed f...
Invention Secondary battery protection integrated circuit and battery device with adjustable judgment volta...
Invention Optical element driving device. This optical element driving device is provided with: a movable p...
Invention Battery voltage monitoring semiconductor integrated circuit and electronic circuit system. Discl...
Invention Semiconductor integrated circuit and electronic device. A semiconductor integrated circuit inclu...
Invention Current detection circuit and power supply semiconductor integrated circuit. Disclosed is a curr...
Invention Push switch. This push switch 1 includes: a case 2 including a storage part 23; a central contact...
Invention Motor drive controller and method for controllably driving motor. A motor drive controller for d...
Invention Torquer and catheter. Provided is a torquer that has a simple configuration and that detects stra...
Invention Lens driving device, camera module, and camera-mounted device. A plate-shaped ultrasonic motor f...
Invention Manufacturing method for multidirectional input device and multidirectional input device. A manuf...
Invention Multi-directional input device. A multi-directional input device 1 includes: an upper housing 61;...
Invention Comparator circuit. A comparator circuit comprising an adder that generates an output voltage, a ...
Invention Comparison circuit and hybrid ad converter. adda1b2thadda1b2tha1b2thth) is set so that the refere...
Invention Comparator circuit, hybrid ad converter, and quantizer. This comparator circuit includes an adder...
Invention Current detection amplifier and current detection semiconductor device. The present invention pro...
Invention Power supply circuit and starting method for power supply circuit. A power supply circuit includ...
Invention Actuator, force display device, and operation device. This actuator has: a movable body; a multi-...
Invention Rotary reciprocating actuator and optical scanning device. A rotary reciprocating actuator inclu...
Invention Rotary reciprocating drive actuator. A rotary reciprocating drive actuator includes: a movable b...
Invention Semiconductor device for switching power supply and switching power supply device. A semiconduct...
Invention Switching power supply device and power control semiconductor device. A switching power supply i...
Invention Load drive circuit capable of stopping operating upon occurrence of abnormality, and method of co...
Invention Optical gas sensor device and manufacturing method of optical gas sensor device. Disclosed is an...
Invention Electrical connector. An electrical connector includes at least one lower receptacle assembly, a...
Invention Lens driving device and camera module. A lens driving device includes a lens holder, a housing f...
Invention Motor control circuit, motor control integrated circuit, and method for controllably driving moto...
Invention Electrical connector. An electrical connector contains a contact pin, a cylindrical insulating h...
Invention Optical element driving device, camera module, and camera-equipped device. Provided are an optica...
Invention Blade driving device, camera module, and camera-equipped device. Provided are a blade driving dev...
Invention Electrical connector and method for manufacturing contact pin of electrical connector. An electr...
Invention Optical gas sensor device, gas sensing method and storage medium. An optical gas sensor device i...
Invention Driving device, optical element driving device, camera module, and camera-equipped device. A dri...
Invention Input device and force detector using force sensor for detecting moment. An input device include...
Invention Input device including container with deformable portion. An input device includes an input mech...
Invention Sensor device and method for manufacturing sensor device. A sensor device includes a semiconduct...
Invention Power supply circuit, voltage monitoring circuit, and power supply device. Disclosed is a power ...
Invention Semiconductor integrated circuit and electronic apparatus. A semiconductor integrated circuit in...
Invention Vibration device, speaker unit, and method for manufacturing vibration device. A vibration devic...
Invention Piezoelectric vibration device, speaker unit, and earphone. A piezoelectric vibration device inc...
Invention Optical gas sensor device. The present invention uses infrared light that passes along an optical...
2023 Invention Optical gas sensor device, gas detection method, and storage medium storing program. An optical ...
2022 Invention Optical element driving device, camera module, and camera-mounted device. This optical element d...
Invention Optical element driving device, camera module, and camera-mounted device. An optical element dri...
2021 Invention Optical actuator, camera module, and camera-mounted device. An optical actuator that comprises a...
2019 G/S Cameras for photography; cameras for filming; electronic cameras; endoscopy cameras for industria...
2015 G/S AC motors and DC motors and their parts not for land vehicles [ ; AC generators being alternators...
G/S AC motors and DC motors and their parts[not for land vehicles]; AC generators [alternators]; DC ...
G/S Integrated circuits; Integrated circuit modules; Semiconductors; Semiconductor integrated circuit...
2014 G/S Ac motors and dc motors and their parts, not for land vehicles [; ac generators; dc generators ] ...
G/S Ac motors and dc motors and their parts [not for land vehicles]; ac generators [alternators]; dc...
2013 G/S AC motors and DC motors and their parts not for land vehicles; AC generators being alternators; D...
G/S AC motors and DC motors and their parts [not for land vehicles]; AC generators [alternators]; DC...
1997 G/S Keyboard switches; magnetic heads; VTR (Video Tape Recorder) components; DAT (Digital Audio Tape-...
G/S Keyboard switches; Magnetic heads; VTR (Video Tape Recorder) components; DAT (Digital Audio Tape-...
1988 G/S [ KEYBOARD SWITCHES; MAGNETIC HEADS; ] INTEGRATED CIRCUITS; [ ELECTRONIC TUNERS; MODULATORS; RADI...