Shinichi Fujisawa
55Patents
9h-index
35Co-inventors
78Inventor score
Filing activity: Dec 9, 1993 → Jul 6, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD786474S1 | Recessed ceiling light | General | 70 | Active |
| US7418313B2 | Operating method for a motorized roller blind | Fixed Constructions | 21 | Expired |
| US5691969A | Compact disk apparatus having enhanced disk handling capabilities | Physics | 18 | Expired |
| US5425014A | Apparatus for constant angular velocity reading of constant linear velocity disks | Physics | 15 | Expired |
| US5418766A | Apparatus for detecting the presence of an optical disk | Physics | 14 | Expired |
| US9823144B2 | Load sensor | Physics | 12 | Active |
| USD866034S1 | Spot light | General | 11 | Active |
| US6229781A | Disk apparatus for providing an increased reliability of disk holding and clamping operations when installed in its vertical position | Physics | 9 | Expired |
| US6826764B2 | Disc device with self-hold solenoid in eject/lock mechanism | Physics | 9 | Expired |
| US5852597A | Recording medium reproducing apparatus accommodating a plurality of recording media and having a reduced height | Physics | 9 | Expired |
| USD879346S1 | Spot light | General | 8 | Active |
| US7576946B2 | Disc loading mechanism for disc recording and/or reproducing device | Physics | 7 | Active |
| US7496936B2 | Disk apparatus | Physics | 7 | Active |
| US7814508B2 | Disk device including a lifting frame for disk handling | Physics | 7 | Active |
| US5970043A | Disk drive having a disk loading mechanism | Physics | 6 | Expired |
| USD809177S1 | Recessed ceiling light | General | 6 | Active |
| US7706360B2 | Disk device for loading and unloading disks of different sizes | Physics | 4 | Active |
| US10473311B2 | Angle adjuster and lighting apparatus with angle adjuster | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7380251B2 | Disk apparatus | Physics | 3 | Active |
| US7784068B2 | Disk device | Physics | 3 | Active |
| USD535294S1 | Optical disk drive | General | 2 | Expired |
| US6081486A | Disk drive having a disk loading mechanism | Physics | 2 | Expired |
| US10215369B2 | Lighting apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11231141B2 | Driving apparatus and lighting apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7770190B2 | Disk unit having at least one limit switch for detecting a size of an inserted disk | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.