Sanken Electric Co., Ltd.

Japan


 
Total IP 460
Total IP incl. subs 1,785 (+ 1,334 for subs)
Total IP Rank # 2,837
IP Activity Score 2.9/5.0    125
IP Activity Rank # 5,502
IP AS incl. subs 3.3/5.0    840
Stock Symbol
ISIN JP3329600005
Market Cap. 131011873200.0  (JPY)
Industry Semiconductors
Sector Technology
Dominant Nice Class Scientific and electric apparatu...

Patents

Trademarks

272 4
0 2
182 0
0
 
Last Patent 2025 - Semiconductor device
First Patent 1986 - Ac motor drive method and system...
Last Trademark 2017 - SANKEN POWERIOT
First Trademark 1964 - SANKEN

Subsidiaries

2 subsidiaries with IP (1300 patents, 34 trademarks)

3 subsidiaries without IP

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Industry (Nice Classification)

Latest Inventions, Goods, Services

2024 Invention Semiconductor device, current resonant power supply and control method thereof. A semiconductor ...
Invention Semiconductor device, composite semiconductor device, and drive circuit. A semiconductor device ...
Invention Semiconductor device. A semiconductor device includes a semiconductor element on a substrate hav...
Invention Active clamp flyback converter. An active clamp fly-back converter is disclosed that includes a ...
Invention Semiconductor device. A semiconductor device according to one or more embodiments is disclosed. ...
Invention Active clamp flyback converter. An active flyback converter according to one or more embodiments...
Invention Semiconductor apparatus having half-wave rectifier llc converter. A first series circuit include...
Invention Semiconductor device. The semiconductor device according to one or more embodiments includes a f...
2023 Invention Multi-output septic converter. A first coupling capacitor is electrically connected in series wi...
Invention Semiconductor device. This semiconductor device 100 comprises: a silicon carbide layer 10 that in...
Invention Semiconductor device. A semiconductor device 100 comprises: a first semiconductor region 10; seco...
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 Semiconductor module. The present invention provides a semiconductor module that is formed by mou...
Invention Drive circuit and semiconductor device. The present invention provides a drive circuit that can p...
Invention Active clamp flyback converter and control ic. An active clamp flyback converter includes a main...
Invention Watchdog timer device. A watchdog timer device according to one or more embodiments may include a...
Invention Switching circuit, power supply generation circuit, and semiconductor device. The present inventi...
Invention Drive circuit and semiconductor device. The present invention provides a drive circuit that can a...
Invention Light emitting device. A light emitting device according to one or more embodiment is disclosed,...
Invention Gate drive circuit and semiconductor device. Provided is a gate drive circuit that can drive a po...
2022 Invention A/d converter and semiconductor device. Provided is an A/D converter that exhibits a high speed a...
Invention Semiconductor device. This semiconductor device is provided with: a first semiconductor region 21...
Invention Ad converter and semiconductor device. The present invention provides a potential/time conversion...
Invention Semiconductor device. A semiconductor device according to one or more embodiment may include: an...
Invention Dual-side cooled power module. The present invention is a dual-side cooled power module comprisin...
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 ci...
Invention Resonant converter with a synchronous rectifier controller having ontime and offtime counting. A ...
Invention Switching power supply apparatus. A detector compares a drain voltage with a first threshold volt...
Invention Semiconductor device. A semiconductor device according to one or more embodiments may include: on...
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 Integrated circuit and method of synchronous rectification control of bridgeless power factor cor...
2021 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 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...
2017 G/S [ Solar-powered electricity generators ] Semiconductors; semiconductor chips; integrated circuits...
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...