Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Blood collection assembly with unidirectional flow valve

Blood collection assembly with unidirectional flow valve

US Patent 4349035 · Granted Sep 14, 1982

Estimated economic value: $11,918,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Methods of manufacturing a gas diffusion layer and an electrochemical cell incor2025
Cascading stack electrochemical fuel cell2023
Microlenses and filter layers for emission control from a curved display2023
Methods and systems for initiating a recording session in a graphical user inter2023
Polarization mirror HMD with increased brightness2023
Compact high field of view display2023
Gearbox with internal diaphragm2022
Compact head-mounted display system with orthogonal panels2022
Wide field of view head mounted display2021
System and method for multidimensional flexible display device input2020
Optically controlled reflect phased array based on photosensitive reactive eleme2020
Wide angle display2020