Inventor · Fukushima, JP

Toru Sawada

27Patents
6h-index
40Co-inventors
69Inventor score

Filing activity: Sep 5, 1986 → Mar 16, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6566159B2 Method of manufacturing tandem thin-film solar cell Emerging Cross-Sectional Technologies 21 Expired
US4759119A Method of fabricating a magnetic head assembly Emerging Cross-Sectional Technologies 20 Expired
US5875068A Magnetic recording/reproducing device with retaining structure for engaging a top cover and bottom cover Physics 13 Expired
US6295180A Disk drive capable of preventing ejection of magnetic recording medium even upon erroneous depression of eject button during work Physics 9 Expired
US5623381A Disk drive Physics 8 Expired
US4901430A Method of mounting a magnetic head Emerging Cross-Sectional Technologies 7 Expired
US5724210A Magnetic recording/reproducing apparatus with magnetic disc engaging/disengaging mechanism Physics 6 Expired
US6939061B2 Turntable device and optical apparatus Mechanical Engineering; Lighting; Heating 6 Expired
US6146189A Flexible printed circuit board mounting structure and recording/reproducing apparatus using the same Electricity 6 Expired
US5748404A Magnetic recording/reproducing device with chassis support structure Physics 4 Expired
US5657184A Disk drive Physics 4 Expired
US4831479A Pivot support structure for magnetic head assembly Physics 4 Expired
US10761663B2 Input device Physics 3 Active
US5859747A Cover structure for magnetic recording and reproducing device Physics 3 Expired
US5828520A Magnetic head-mounted to a tip portion of a carriage via adhesive in an adhesive filling groove Physics 3 Expired
US7847186B2 Silicon based thin film solar cell Emerging Cross-Sectional Technologies 3 Expired
US6259581A Chucking device in FDD Physics 2 Expired
US6259582A Chucking device in FDD Physics 1 Expired
US7851695B2 Stacked-type photoelectric conversion device Emerging Cross-Sectional Technologies 1 Active
US12249950B2 Installation structure for solar cell module, and installation method for solar cell module Emerging Cross-Sectional Technologies 0 Active
US11275477B2 Input device Physics 0 Active
US10958078B2 Power generation system and power generation system control method Electricity 0 Active
US5940248A Mechanism in disk drive apparatus for preventing insertion of a disk cartridge when the shutter disk cartridge is closed Physics 0 Expired
US10310654B2 Input device having flexible circuit board Physics 0 Active
US10294909B2 Engine control device Emerging Cross-Sectional Technologies 0 Active

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