Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11646606 | Receive and transmit coil pair selection | Jay Michael Fassett, Daniel Chian, Ruben Caballero | 2023-05-09 |
| 11406850 | Compact powered air purifying respirator with auto-change filter and built-in end of service life indicator | Durgam Gangadhar, Anitha Pulli, Anjaiah Tumu, PhaniKumar Kagithapu, Narasimha Jitendra | 2022-08-09 |
| 10843015 | Smart respiratory face mask module | Swapnil Gopal Patil, Karl B. Schart, Anjaiah Tumu, PhaniKumar Kagithapu | 2020-11-24 |
| 10328292 | Multi-sensor based motion sensing in SCBA | LG Srinivasa Rao Kanakala, Rahul Ramesh Bhaskarwar, Jeffrey Shipley, Gregory C. Vrablik, Mark C. Fischer | 2019-06-25 |
| 9808656 | System and method of oxygen deficiency warning in a powered air purifying respirator | Vinay Kumar Vinnakota, Swapnil Gopal Patil | 2017-11-07 |
| 9192795 | System and method of calibration in a powered air purifying respirator | Madan Mohan Reddy Dumpala, Swapnil Gopal Patil, Mehabube Rabbanee Shaik | 2015-11-24 |
| 9044625 | Piezo driver having low current quiesent operation for use in a personal alert safety system of a self-contained breathing apparatus | Kanthimathinathan T, Neeraj Kumar Rai | 2015-06-02 |
| 8453646 | Sensor apparatus and method to regulate air flow in a powered air purifying respirator | Swapnil Gopal Patil, Madan Mohan Reddy Dumpala | 2013-06-04 |