Patent assignee · JP · COMPANY

Eudyna Devices Inc.

86Patents
68Active
86Granted
53Portfolio score

Filing activity: Aug 28, 2003 → Dec 28, 2011 · 67 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7561853B2 Radio frequency switch Electricity 49 Active
US7592647B2 Semiconductor device and manufacturing method thereof Electricity 23 Active
US8178900B2 Semiconductor device having GaN-based semiconductor layer and select composition ratio insulating film Electricity 22 Active
US7088201B2 Three-dimensional quasi-coplanar broadside microwave coupler Electricity 13 Expired
US7560346B2 Semiconductor device and method of manufacturing the same Electricity 13 Active
US7468698B2 Patch antenna, array antenna, and mounting board having the same Electricity 9 Expired
US8588266B2 Wavelength tunable semiconductor laser having two difractive grating areas Electricity 9 Active
US7648867B2 Method for fabricating a semiconductor device Electricity 8 Active
US8044433B2 GaN-based high electron mobility transistor (HEMT) with an embedded gate electrode having a first recess portion and a second recess portion to improve drain breakdown voltage Electricity 8 Active
US7868199B2 Fluoroalcohol preparation method, fluorinated monomer, polymer, resist composition and patterning process Chemistry; Metallurgy 7 Active
US7875538B2 Semiconductor device having schottky junction and method for manufacturing the same Electricity 7 Active
US7087957B2 Semiconductor device and manufacturing method of the same Electricity 6 Expired
US7276995B2 Filter Electricity 6 Expired
US7671680B2 Electronic circuit Electricity 6 Active
US7875946B2 Semiconductor photodetector that causes avalanche multiplication to occur only at photodetector portion located at central portion of mesa structure Electricity 6 Expired
US6998695B2 Semiconductor device having a mushroom gate with hollow space Electricity 6 Expired
US7332758B2 Semiconductor device Electricity 5 Active
US7521707B2 Semiconductor device having GaN-based semiconductor layer Electricity 5 Active
US7315062B2 Semiconductor device, mask for impurity implantation, and method of fabricating the semiconductor device Electricity 5 Expired
US7723751B2 Semiconductor device and fabrication method of the same Electricity 5 Active
US7250643B2 Semiconductor device and method of manufacturing the same Electricity 5 Expired
US7261475B2 Data link module Electricity 5 Expired
US7745240B2 Manufacturing method of light-emitting element with surface layer removal Electricity 5 Active
US7755434B2 Electronic circuit Electricity 4 Active
US7442999B2 Semiconductor substrate, substrate for semiconductor crystal growth, semiconductor device, optical semiconductor device, and manufacturing method thereof Electricity 4 Active

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