U.S. Patent No. 11,448,413 (Occupancy tracking using sound recognition) was assigned to Lennox Industries Inc. [Source image: USPTO]
Dallas-Fort Worth ranked No. 10 for patents out of 250 metros.
• Frito-Lay’s plant protein snack with meat-like texture
• Treble Innovations’ portable wireless endoscope
• Toyota’s systems and methods for automatically cleaning wheels
• Good Sportsman Marketing’s communication device for hearing protection devices
• Panacea Quantum Leap Technology’s bidirectional sensor circuit
• Badge’s biometric public key system providing revocable credentials
• AMS International AG’s method and device for estimating ambient light
• Heart Test Laboratories’ quantitative heart testing
• Futurewei Technologies’ transaction-based hybrid memory