Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for use in an optical system, including a movable shutter providing an aperture, preferably for use in differential optical absorption spectroscopy (DOAS)

Apparatus for use in an optical system, including a movable shutter providing an aperture, preferably for use in differential optical absorption spectroscopy (DOAS)

US Patent 5764053 · Granted Jun 9, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Controlled blending of transmix fractions into defined hydrocarbon streams2025
Methods for expanding and enriching hydrocarbon diluent pools2025
Controlled blending of biodiesel into distillate streams2024
Methods of blending off transmix into gasoline streams2024
Controlled blending of biodiesel into distillate streams2023
Controlled blending of transmix fractions into defined hydrocarbon streams2022
Methods for expanding and enriching hydrocarbon diluent pools2022
Methods for reducing transmix production on petroleum pipelines2020
Methods for reducing transmix production on petroleum pipelines2020
Methods for reducing transmix production on petroleum pipelines2019
Development of a compact Raman spectrometer for detecting product interfaces in 2004
Highly accurate projectile for use with small arms1985