U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Odometer data computing apparatus

Patent 4875167 Issued on October 17, 1989. Estimated Expiration Date: Icon_subject June 28, 2008. 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.

Patent References

3836690

Monitoring and recording system for vehicles
Patent #: 4067061
Issued on: 01/03/1978
Inventor: Juhasz

Vehicle usage monitoring and recording system
Patent #: 4072850
Issued on: 02/07/1978
Inventor: McGlynn

Digital tachograph system with digital memory system
Patent #: 4188618
Issued on: 02/12/1980
Inventor: Weisbart

Vehicular data handling and control system
Patent #: 4236215
Issued on: 11/25/1980
Inventor: Callahan ,   et al.

Vehicle trip computer Patent #: 4371934
Issued on: 02/01/1983
Inventor: Wahl ,   et al.

Inventors

Assignee

Application

No. 214919 filed on 06/28/1988

US Classes:

701/35, With data recording device346/33D, Speed346/33RCOMBINED WITH EXTERNAL RECORDER OPERATING MEANS

Examiners

Primary: Chin, Gary

Attorney, Agent or Firm

International Class

G06F 015/74

Abstract

An odometer data computing apparatus includes an odometer data computer device and a printer. The computer device includes a keypad, liquid crystal display, microcomputer electronics and continuous memory to record beginning and end of trip time, dates, and odometer readings, to separate pleasure trip mileage, from business mileage, to compute the business mileage for each trip up to sixty business trips at a given time, to accumulate the total business trip mileage for the year, to end the yearly record promptly at the end of the year by indicating a need to print out the trip information for the year, to store the total mileage for the previous year, and to continue the trip recording for the next year. Trip information, including total mileage information for the previous year, may be printed out at any time during the current year. Also, trip information for each trip currently in memory may be printed out at any time.

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