Charles B Heffron

This inventor holds 2 USPTO granted patents. Top assignees: North American Philips Consumer Electronics Corp., U.S. Philips Corporation. Active years: 1984-1986.

USPTO Granted Patents = 2

% Patents Active = 100.0

Average Co-Inventor Count = 1.5

ph-index = 2

Forward Citations = 350(Granted Patents)

Company Filing History:

1 out of 93

North American Philips Consumer Electronics Corp.

patents

1 out of 14,087

U.S. Philips Corporation

patents

Years Active: 1984-1986

Loading Chart...

2 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4579338 - Video game device with automatic standby mode (1986-04-01),

2. 4454594 - Method and apparatus to secure proprietary operation of computer (1984-06-12),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]