| Patent Number |
Title Of Patent |
Date Issued |
| 7149000 |
Apparatus for recording two-dimensional code and human-readable data on print medium |
December 12, 2006 |
| A print information processing system includes a print data recording apparatus and a print data reproducing apparatus. In the print data recording apparatus, a human-readable image generation unit generates a human-readable image representing first data, and a two-dimensional code i |
| 7088859 |
Apparatus for processing machine-readable code printed on print medium together with human-reada |
August 8, 2006 |
| An information processing system which processes machine-readable code information which is printed, together with human-readable information, on a print medium. The apparatus includes a reading unit which reads the machine-readable code information, a decoding unit which decodes the |
| 6798544 |
Image reading method, image reading device and image processing device |
September 28, 2004 |
| The present invention comprises an image reading unit for reading an image recorded on a medium, a gradation histogram generation unit for generating the gradation histogram distribution of the image data read by the image reading unit, a threshold value generation unit for calculating a |
| 6480187 |
Optical scanning-type touch panel |
November 12, 2002 |
| A recurrence reflection sheet is provided to the outside of at least three sides of a quadrilateral display screen, two light send/receive units, which includes a light scanning element for scanning a light angularly in a plane which is substantially parallel with the display screen, and |
| 6396636 |
Optical device and display device using the same |
May 28, 2002 |
| An optical device comprising an image formation unit consisting of a plurality of lens substrates each formed on the front and rear faces thereof with lens arrays and a display unit disposed on an object surface with respect to the image formation unit and displaying an image to be p |
| 6268868 |
Information displaying apparatus |
July 31, 2001 |
| An information displaying apparatus having a display unit for displaying information on a display screen 10, an indicator detector provided in the vicinity of the display screen 10 for detecting a position in a predetermined area on the display screen 10 indicated by an indicator and |
| 6061479 |
Image reader apparatus |
May 9, 2000 |
| An image reader apparatus includes an illuminating element to illuminate a document face to be read, an optical element to form an image of the document face illuminated by the illuminating element, an image sensor to photoelectrically convert the image formed by light passing through th |
| 6021003 |
Optical device |
February 1, 2000 |
| An optical device including an optical imaging system for forming a real image of an object on a light-receiving surface, the optical imaging system including first and second cylindrical lenses and first and second intermediate lenses, each of the intermediate lenses being composed of a |
| 5768023 |
Optical apparatus |
June 16, 1998 |
| An optical apparatus having a first lens array consisted of a plurality of lens forming reduced image in reversed orientation, a second lens array consisted of a plurality of lens arranged at corresponding positions to the lens of the first lens array and forming erected equal magnificat |
| 5751406 |
Range finding apparatus |
May 12, 1998 |
| A range finding apparatus includes; M photoprojectors (M: greater than one) provided in one-to-one correspondence with M range-finding axes radially extending within a virtual plane for forwardly projecting detection light along the range-finding axes; a photodetector spaced apart from t |
| 5675404 |
Method and system for recognizing behavior of object |
October 7, 1997 |
| A method includes steps of measuring a distance in a straight line to an object within a target area by means of a range finder; storing object data indicative of the measured distance in a memory; repeating the above steps a plurality of times; and comparing n-th object data with (n-1)- |
| 5648874 |
Optical apparatus |
July 15, 1997 |
| An optical apparatus having a first lens array consisted of a plurality of lens forming reduced image in reversed orientation, a second lens array consisted of a plurality of lens arranged at corresponding positions to the lens of the first lens array and forming erected equal magnificat |
| 4540272 |
Multicolor printing device |
September 10, 1985 |
| A multicolor printing device comprising a latent image formation device, which forms an electrostatic latent image selectively corresponding to a plurality of colors on a latent image formation medium, and a plurality of developing devices which develop respectively the colors of the |
| 4410234 |
Timing pulse generator for scanning apparatus |
October 18, 1983 |
| A timing pulse generator for producing timing pulses the period of which is variable. In the timing pulse generator, a plurality of reference pulse trains are produced which have the same frequency as each other, but different phases from each other. Then, each of the pulses comprising t |
| 4251825 |
Non-impact printer using a modulated light beam |
February 17, 1981 |
| A non-impact printer comprising: a light source; a light modulator; a light modulation controller including a print timing control pulse generator; a light beam reflector made of a polygonal mirror; and a photoconductor drum upon which a modulated light beam scans an area used for scanni |
