Patent assignee · JP · COMPANY

Adtec Plasma Technology Co., Ltd.

6Patents
5Active
6Granted
48Portfolio score

Filing activity: Dec 26, 2003 → Nov 22, 2021 · 2 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7514377B2 Plasma generator, ozone generator, substrate processing apparatus and manufacturing method of semiconductor device Electricity 18 Expired
US7858899B2 Coaxial microwave plasma torch Electricity 6 Active
US7795818B2 Microwave plasma generation method and microwave plasma generator Electricity 1 Active
US11875968B2 High frequency power source allowing arbitrary setting of temporal change pattern for high frequency output power Electricity 0 Active
US9526160B2 Cavity resonator of microwave plasma generating apparatus Electricity 0 Active
US11651938B2 Impedance matching device provided in high-frequency power system Electricity 0 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.