Printer apparatus and printed matter inspecting apparatus

Patent 6106094 Issued on August 22, 2000. Estimated Expiration Date:

January 30, 2017. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Abstract Claims Description Full Text

Patent References

Optical sensing of ink jet printing
Patent #: 4328504
Issued on: 05/04/1982
Inventor: Weber , et al.

Internal test method and apparatus for facsimile transceiver
Patent #: 4422098
Issued on: 12/20/1983
Inventor: Logie , et al.

Ink-jet recording apparatus with mechanism for automatically regulating a recording head
Patent #: 4977459
Issued on: 12/11/1990
Inventor: Ebinuma, et al.

Ink jet head with testing resistors
Patent #: 5164747
Issued on: 11/17/1992
Inventor: Osada, et al.

Ink jet recording apparatus and method therefor Patent #: 5539434
Issued on: 07/23/1996
Inventor: Fuse

Inventors

Assignee

Application

No. 790413 filed on 01/30/1997

US Classes:

347/19Measuring and testing (e.g., diagnostics)

Examiners

Primary: Barlow, John
Assistant: Stewart, Charles W. Jr.

Attorney, Agent or Firm

Jacobson, Price, Holman & Stern, PLLC

Foreign Patent References

5-16498 JP. 01/22/1993
8-20117 JP. 01/22/1996

International Class

B41J 029/393

Foreign Application Priority Data

1996-01-30 JP

Abstract

A printer apparatus for successively printing input data at a high speed having an input unit for inputting printing information to be printed on a print medium; a printing unit for printing a predetermined image on the print medium based on the input printing information; an image sensor unit for reading the printed image on the print medium; and an inspecting unit for inspecting the state of printing by the printing unit by comparing the input image and the image read from the top of the print medium. Further, a printed matter inspecting apparatus having an image sensor unit for reading the image printed on the print medium; an input unit for inputting printing information to be printed on the print medium; and an inspecting unit for inspecting the state of the printing on the print medium by comparing the image read from the print medium and the input printing information.