With 11 key patents issued and 15 United States and Foreign Applications pending, Particles Plus is the most vertically integrated particle counter manufacturing company in the industry. Below is a list of Particles Plus US Patents:


9,140,638 Pulse Discriminator for Particle Counter
9,140,639 Pulse Scope for Particle Counter
9,141,094 Personal Air Quality Monitoring System
9,157,847 Mixed-Mode Photo Amplifier for Particle Counter
9,158,652 Intelligent Modules in a Particle Counter
9,677,990 Particle Counter with Advanced Features
10,352,844 Multiple Particle Sensors in a Particle Counter
10,718,703 Pulse Log Buffer
10,810,869 Crowdsourced Air Quality Monitoring System
10,983,040 Particle Counter with Integrated Bootloader
11,112,395 Networked Air Quality Monitoring System
11,169,077 Personal Air Quality Monitoring System
See Product Listing at PAT.