Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tamper resistant module with logical elements arranged on a substrate to protect information stored in the same module

Tamper resistant module with logical elements arranged on a substrate to protect information stored in the same module

US Patent 5309387 · Granted May 3, 1994

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Plasma processing device for circuit supports2001
Digital signal conversion enabling to find unauthorized change of the signal1997
Video signal processing system for producing intermediate pixel data from neighb1994
Tamper resistant module having logical elements arranged in multiple layers on t1993
Signal modification circuit1992
System for storing history of use of programs including user credit data and hav1992
Digital-analog converter for converting digital audio signals1991
Digital-analog converting method, and apparatus therefor1990