Patents Assigned to Mass. Institute of Tech.
  • Mirror apparatus for increasing light absorption efficiency of an optical detector
    Patent number: 5281804
    Abstract: An optical detector having a detection surface and a mirror sized and positioned relative to the surface so as to receive and return light which is reflected off of the detecting surface within the response time of the system.
    Type: Grant
    Filed: August 6, 1992
    Date of Patent: January 25, 1994
    Assignees: Fujitsu Ltd., Mass. Institute of Tech.
    Inventor: Masataka Shirasaki