Inventor · Osaka, JP

Daisuke Ueda

172Patents
19h-index
159Co-inventors
89Inventor score

Filing activity: Nov 23, 1992 → Dec 11, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5559046A Semiconductor device having a hollow around a gate electrode and a method for producing the same Emerging Cross-Sectional Technologies 460 Expired
US5903178A Semiconductor integrated circuit Electricity 173 Expired
US7459377B2 Method for dividing substrate Electricity 115 Expired
US7375407B2 Schottky barrier diode and integrated circuit using the same Electricity 42 Expired
US6919641B2 Semiconductor device and method for fabricating the same Electricity 42 Expired
US6562701B2 Method of manufacturing nitride semiconductor substrate Electricity 39 Expired
US7045446B2 Semiconductor device fabrication method Electricity 37 Expired
US7133431B2 Semiconductor laser device and method for fabricating the same Electricity 37 Expired
US8076698B2 Transistor and method for operating the same Electricity 36 Active
US7078743B2 Field effect transistor semiconductor device Electricity 36 Expired
US7078737B2 Light-emitting device Electricity 33 Expired
US6148172A Image forming apparatus having means for enhancing accuracy of conveyance of recording sheets Physics 32 Expired
US5818079A Semiconductor integrated circuit device having a ceramic thin film capacitor Electricity 29 Expired
US7439552B2 Semiconductor light-emitting device and method for fabricating the same Electricity 28 Active
US7217960B2 Semiconductor device Electricity 26 Expired
US7974322B2 Nitride semiconductor laser diode Electricity 22 Active
US5883411A Vertical insulated gate FET Electricity 22 Expired
US7579593B2 Night-vision imaging apparatus, control method of the same, and headlight module Electricity 21 Active
US6750158B2 Method for producing a semiconductor device Emerging Cross-Sectional Technologies 20 Expired
US6365513B1 Method of making a semiconductor device including testing before thinning the semiconductor substrate Electricity 17 Expired
US7674719B2 Via hole machining for microwave monolithic integrated circuits Performing Operations; Transporting 15 Active
US7913993B2 Sheet feeding device, sheet feeding unit and image forming apparatus connected with the sheet feeding unit with a controlled floating air blowing mechanism Performing Operations; Transporting 15 Active
US8129748B2 Nitride semiconductor device and method for fabricating the same Electricity 15 Active
US7339207B2 Semiconductor device including a group III-V nitride semiconductor Electricity 14 Active
US6589857B2 Manufacturing method of semiconductor film Electricity 13 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.