Junichi Ouchi
28Patents
15h-index
17Co-inventors
74Inventor score
Filing activity: Apr 18, 1986 → Oct 8, 2003
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4825209A | Remote control apparatus | Electricity | 135 | Expired |
| US5406062A | Sensitivity adjustment circuit for bar code scanner and method therefor | Physics | 96 | Expired |
| US4742221A | Optical coordinate position input device | Electricity | 66 | Expired |
| US5216231A | Self-scanning code reading device | Performing Operations; Transporting | 65 | Expired |
| US4737631A | Filter of photoelectric touch panel with integral spherical protrusion lens | Electricity | 50 | Expired |
| US5382782A | Circuit for adjusting sensitivity of optical character reader and method thereof | Physics | 44 | Expired |
| US4751379A | Touch panel coordinate input device having light filter | Physics | 44 | Expired |
| US5122644A | Optical code reading device with autofocussing | Physics | 40 | Expired |
| US5874723A | Charging apparatus for wireless device with magnetic lead switch | Physics | 34 | Expired |
| US4868550A | Photoelectric touch panel | Physics | 28 | Expired |
| US6232775A | Magneto-impedance element, and azimuth sensor, autocanceler and magnetic head using the same | Physics | 27 | Expired |
| US5036182A | Bar code reading and decoding apparatus | Physics | 23 | Expired |
| US4859840A | Code reading apparatus | Physics | 22 | Expired |
| US4973830A | Code reader | Physics | 18 | Expired |
| US4905174A | Optical coordinate input apparatus | Physics | 15 | Expired |
| US5036183A | Code reading device | Physics | 15 | Expired |
| US5329104A | Automatically identifying decode apparatus | Physics | 14 | Expired |
| US4725726A | Optical coordinate input device having waveform shaping circuit | Physics | 12 | Expired |
| US4845346A | Touch panel having parallax compensation and intermediate coordinate determination | Physics | 9 | Expired |
| US4769535A | Dustproof structure for optical coordinate input apparatus | Physics | 8 | Expired |
| US4737633A | Inclined filter for photoelectric touch panel | Physics | 6 | Expired |
| US4743744A | Bar code reader | Physics | 6 | Expired |
| US4737625A | Arrangement structure of plural rows of overlapping optical elements | Physics | 6 | Expired |
| US5708418A | Optical reading system | Physics | 4 | Expired |
| US5616907A | Optical reading apparatus | Physics | 3 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.