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Inventor

Robert A. Hadaway

Inventor
Dunrobin, CA

Overview

2→
Patents
1989–1996
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

H10Dprimary
H10DInorganic electric semiconductor devices50%
H03DDemodulation or transference of modulation from one carrier to another25%
H10BElectronic memory devices25%
PatentTitleYear
5,498,885'Modulation circuit'19964,868,618'Ion implanted semiconductor device'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–1996Patents assigned to NORTHERN TELECOM LTD (2)· patent assignee history
1989Based in Ottawa, CA· patent location history
1996Based in Dunrobin, CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NORTHERN TELECOM LTD21989–1996
Locations
LocationPatentsSpan
Dunrobin, CA11996
Ottawa, CA11989