Forward Citations = 69

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4 inventors (with patents filed for the assignee):

Sheldon B Michaels (2 out of 3 patents)

Mark J Giubardo (2 out of 3 patents)

Jeffrey M Morris (1 out of 19 patents)

4. Otis Philbrick (1 out of 1 patent)

3 patents: Sort by Forward Citations

1. 4812851 - Radio receiver with automatic interference cancellation (1989-03-14),

2. 4549312 - Radio receiver with automatic interference and distortion compensation (1985-10-22),

3. 4166275 - Loran receiver system (1979-08-28),

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

3 Patents

#89 in Bedford, MA

#3,964 in Massachusetts

#73,904 in US

Bedford, MA, United States of America

Digital Marine Electronics Corporation

Forward Citations = 69

4 inventors:

Sheldon B Michaels (2 out of 3 patents)

Mark J Giubardo (2 out of 3 patents)

Jeffrey M Morris (1 out of 19 patents)

4. Otis Philbrick (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Digital Marine Electronics Corporation. Retrieved from https://idiyas.com/company/digital-marine-electronics

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]