Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12137811 | Active comfort controlled bedding systems | Michael S. DeFranks, Rahul Kirtikar | 2024-11-12 |
| 11266352 | Monitoring methods and cushioning structures | Michael S. DeFranks, Mackenzie Prestera, John-David Velilla, Brian Mark Anderson, Kevin Chirackal +1 more | 2022-03-08 |
| 11134789 | Active comfort controlled bedding systems | Michael S. DeFranks, Rahul Kirtikar | 2021-10-05 |
| 9794675 | Circuit assembly for compact acoustic device | Ryan Patrick Rye, Christopher B. Houghton, Hae Rim Jeong, Peter Nanni, Peter M. Pavlov | 2017-10-17 |
| 9491880 | Circuit assembly for compact acoustic device | Ryan Patrick Rye, Christopher B. Houghton, Hae Rim Jeong, Peter Nanni, Peter M. Pavlov | 2016-11-08 |
| 7146015 | Frequency threshold audio activity detector | — | 2006-12-05 |
| 7088838 | Speakerphone accessory assembly | Ryan Patrick Rye | 2006-08-08 |
| 6998818 | Charging circuit with two levels of safety | Seng Xiong, Marc B. Riley | 2006-02-14 |
| 6967467 | Method and apparatus for current delegation to a plurality of loads | Marc B. Riley, Taneka L. Frazier | 2005-11-22 |
| 6897634 | Rechargeable battery having charging indicating means | — | 2005-05-24 |
| 6850040 | Charge boost battery charging and protection circuit | Seng Xiong, Marc B. Riley | 2005-02-01 |
| 6828759 | Circuit for regulating current to multiple batteries in a battery charger | Seng Xiong, Marc B. Riley | 2004-12-07 |
| 6509659 | Cable or module identification apparatus and method | Chason Carroll | 2003-01-21 |
| 6479968 | Method of charging a battery utilizing dynamic cable compensation | Brian Pozsgay, Taneka L. Frazier, Ang Teik Heng | 2002-11-12 |
| 6445159 | Power sharing method and circuit for simultaneously charging multiple loads | — | 2002-09-03 |
| 6388449 | Circuit and method for auto-calibration of an active load | — | 2002-05-14 |
| 6297032 | Recombinant cephalosporin C amidohydrolase in cephalosporin biosynthesis | David Wilson Spence | 2001-10-02 |
| 6268715 | Voltage profile charge control system | John Wendell Oglesbee, John E. Herrmann | 2001-07-31 |
| 6249107 | Method of charging a battery in a mobile charger | Stephen Nicholas Wolfe, Brian Pozsgay, Bradley Long | 2001-06-19 |
| D417189 | Travel charger | Willard F. Amero, Jr., John E. Herrmann | 1999-11-30 |
| 5919648 | Industrial enzymes | Keith William Burr, Graham Timothy Illing, Leslie A. Harrison, Nicholas John Maishman, David Wilson Spence +1 more | 1999-07-06 |