OPTIGUARD
Filed: October 7, 1994
fiber optic control apparatus for controlling the character of an emitted light pulse to an optical sensor and to interpret…
Owned by: OptiGuard, Inc.
Serial Number: 74583353
TANK SENTRY
Filed: October 11, 1994
system comprised of an optical sensor, fiber optic controls, and a supervisory command center comprised of a micro-computer…
Owned by: OptiGuard, Inc.
Serial Number: 74583645
SENTRYLINK
Filed: February 28, 1995
remote electronic monitoring and reporting service via telephone modem for detecting and monitoring fluid leaks in industrial…
Owned by: OptiGuard, Inc.
Serial Number: 74639413
TANK SENTRY
Filed: September 13, 1996
system comprised of an optical sensor, fiber optic controls, and a supervisory command center comprised of a micro-computer…
Owned by: OptiGuard, Inc.
Serial Number: 75165821
