Advanced Precision Technology Inc. has been granted its fourth patent, US Pat. #5,892,599, for its

Advanced Precision Technology Inc. has been granted its fourth patent, US Pat. #5,892,599, for its Miniature Fingerprint Sensor using a trapezoidal prism and a holographic optical element.

June 1, 1999

Advanced Precision Technology Inc. has been granted its fourth patent, US Pat. #5,892,599, for its Miniature Fingerprint Sensor using a trapezoidal prism and a holographic optical element.