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Patent applications and USPTO patent grants for Span; Francis J..The latest application filed is for "interferometer spectrometer having means for varying the optical path length while maintaining alignment".
Patent | Date |
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Interferometer spectrometer having means for varying the optical path length while maintaining alignment Grant 5,537,208 - Bertram , et al. July 16, 1 | 1996-07-16 |
Disc-type depilation apparatus with force transmission studs Grant 5,462,557 - Jordan , et al. October 31, 1 | 1995-10-31 |
Multileaf collimator Grant 5,012,506 - Span , et al. April 30, 1 | 1991-04-30 |
Patient support system for radiotherapy Grant 4,924,781 - Span * May 15, 1 | 1990-05-15 |
Patient support system for radiotherapy Grant 4,885,998 - Span , et al. December 12, 1 | 1989-12-12 |
Optical assembly Grant 4,776,670 - Kessels , et al. October 11, 1 | 1988-10-11 |
Gamma tomography apparatus Grant 4,774,411 - Span September 27, 1 | 1988-09-27 |
Gamma tomography apparatus comprising a parallelogram suspension system Grant 4,459,485 - Span July 10, 1 | 1984-07-10 |
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