Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Apparatus for reducing noise in a closed space having divergence detector

Apparatus for reducing noise in a closed space having divergence detector

US Patent 5809152 · Granted Sep 15, 1998

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Organic electroluminescent element and electronic device2025
Radiographic image processing apparatus and computer-readable medium2025
Round radiography system, console for round radiography, and recording medium2025
Display device having seal member without a plug extending around a periphery of2025
Data replacement apparatus, data replacement method, and program2025
Risk evaluation apparatus, risk evaluation method, and non-transitory computer-r2025
Synthetic data generation apparatus, method for the same, and program2025
Retention-replacement probability generation device, retention-replacement pertu2025
Grease composition and sealing device using same2025
Vehicle control device and vehicle control method2025
Control apparatus for electric automobile2025
Anonymity evaluation apparatus, anonymity evaluation method, and program2024