Sanken Electric Co., Ltd.

Japan


 
Total IP 484
Total IP incl. subs 1,706 (+ 1,231 for subs)
Total IP Rank # 2,605
IP Activity Score 2.9/5.0    136
IP Activity Rank # 5,123
IP AS incl. subs 3.2/5.0    842
Stock Symbol 67070 (tse)
ISIN JP3329600005
Market Cap. 131011873200.0  (JPY)
Industry Semiconductors
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

286 4
0 2
192 0
0
 
Last Patent 2024 - Overcurrent protection circuit a...
First Patent 1986 - Ac motor drive method and system...
Last Trademark 2017 - SANKEN POWERIOT
First Trademark 1964 - SANKEN

Subsidiaries

2 subsidiaries with IP (1196 patents, 35 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2023 Invention Multi-output septic converter. A first coupling capacitor is electrically connected in series wi...
Invention Semiconductor device. A semiconductor device according to one or more embodiments may include a ...
Invention Excitation current detection circuit and semiconductor device. An excitation current detection c...
Invention Active clamp flyback converter and control ic. An active clamp flyback converter includes a main...
Invention Dcdc converter, integrated circuit, and target voltage generation circuit. A direct current to d...
Invention Watchdog timer device. A watchdog timer device according to one or more embodiments may include ...
Invention Light emitting device. A light emitting device according to one or more embodiment is disclosed,...
2022 Invention Semiconductor device. A semiconductor device according to one or more embodiment may include: an...
Invention Overcurrent protection circuit and semiconductor device. OCPOCPOCPOCP11OCP12OCP13OCP13, for the r...
Invention Semiconductor device. A semiconductor device and a method of manufacturing a semiconductor devic...
Invention Semiconductor switch device. Provided is a semiconductor switch device which performs square inte...
Invention Dimming agent and light-emitting device containing dimming agent. A dimming agent according to on...
Invention Abnormality detection circuit and method of detecting an abnormality. An abnormality detection c...
Invention Switching power supply apparatus. A detector compares a drain voltage with a first threshold vol...
Invention Semiconductor device. A semiconductor device according to one or more embodiments may include: on...
Invention Power conversion device. A power conversion device according to an embodiment may include: an out...
Invention Semiconductor device. A semiconductor device is disclosed including a sub-layer with first condu...
Invention Integrated circuit and method of digitally controling critical mode power factor correction circu...
Invention Active clamp fly-back converter. The present invention relates to controlling of an active clamp ...
Invention Processor and event processing method. An event processing method of a processor according to one...
Invention Integrated circuit and method of synchronous rectification control of bridgeless power factor cor...
2021 Invention Analog-to-digital converter. An analog-digital conversion circuit is disclosed for comparing a co...
Invention Analog-to-digital converter. An analog-to-digital converter is disclosed that converts an input a...
Invention Semiconductor device. A semiconductor device may include: a drift region of a first conductivity ...
Invention Dc-dc converter. The present invention drives a DC-DC converter without dead time and increases c...
Invention Analog-to-digital converter. An analog-to-digital converter according to one or more embodiments ...
Invention Analog-to-digital converter. One or more embodiments of a successive approximation type analog-to...
Invention Power supply for driving synchronous rectification elements of sepic converter. A DC-DC converte...
Invention Semiconductor device. A semiconductor is disclosed that may include: a first drift region; a base...
Invention Semiconductor integrated circuit and data transmission-reception method. The present invention pr...
Invention Semiconductor device. A semiconductor device according to one or more embodiments is disclosed t...
Invention Semiconductor device. A first semiconductor region, a second semiconductor region, and a third se...
Invention Multi-output sepic converter. The purpose of the present invention is to enhance the cross regula...
Invention Semiconductor device. [Problem] To provide a lateral semiconductor device having a high breakdown...
Invention Four-sided cooling power module. [Problem] Power modules require high heat-sinking performance, a...
Invention Watchdog timer device. Provided is a watchdog timer device capable of optimizing both a method th...
Invention Semiconductor device. [Problem] To provide a semiconductor device of a vertical trench gate MOS s...
Invention Semiconductor device. [Problem] To provide a semiconductor device with improved heat dissipation....
Invention Dual-side cooled power module. [Problem] To provide a dual-side cooled power module, wherein a st...
Invention Semiconductor power module. [Problem] To provide a semiconductor power module including a DBC sub...
Invention Semiconductor device having a group of trenches in an active region and a mesa portion. A semicon...
2020 Invention Power source for driving synchronous rectification element of sepic converter. The present invent...
Invention Analog/digital conversion circuit. Provided is an A/D conversion circuit capable of achieving inc...
Invention Analog/digital conversion circuit. Provided is an A/D conversion circuit with which it is possibl...
Invention Semiconductor device. [Problem] To provide a trench-gate-type MOSFET having fast switching speed ...
Invention Method for manufacturing dual side cooling power module, and dual side cooling power module. [Pro...
Invention Dimming agent and light-emitting device containing dimming agent. [Problem] The objective of the ...
2017 G/S Solar-powered electricity generators Semiconductors; semiconductor chips; integrated circuits; li...
2009 G/S Semiconductors; transistors; diodes; power modules, namely, ac adapters, [ transformers, electric...
1997 G/S Integrated circuit, Transistor, Thyristor, Diode, LED (Light Emitting Diode).
1980 G/S Electric and electronic apparatus and instruments, namely, semiconductor diodes, opto semiconduct...
G/S Semiconductor Diodes; Opto Semiconductors; Transistors; Thyristors; Integrated Circuits and Modul...
1964 G/S Silicon Rectifier Elements and Equipments, Selenium Rectifier Elements and Equipments, Silicon Co...