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Inventor

Stephen G. Fraser

Inventor
Troy, MI, US

Overview

4→
Patents
1998–2000
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G07Dprimary
G07DHandling of coins or valuable papers, e.g. testing, sorting by denominations, counting, dispensing, changing or depositing38%
G07FCoin-freed or like apparatus38%
G07CTime or attendance registers13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
6,148,987'Coin identification apparatus'20006,015,037'Coin identification apparatus'20005,986,564'Microcomputer controlled locking system'19995,799,768'Coin identification apparatus'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2000Patents assigned to COMPUNETICS INC (3)· patent assignee history
1998–2000Based in Troy, MI, US· patent location history
1999Patents assigned to COMPUTERIZED SECURITY SYSTEMS (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
COMPUNETICS INC31998–2000
COMPUTERIZED SECURITY SYSTEMS11999
Locations
LocationPatentsSpan
Troy, MI, US41998–2000