Patents per Year
Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10821939 | GPS lock | — | 2020-11-03 |
| 10088911 | Programmable electronic helmet | — | 2018-10-02 |
| D825112 | Programmable electronic helmet design | — | 2018-08-07 |
| 8141836 | Adjustable computer component mounting system | Stefan Spoerl, Kim ten Hacken, Lachezar Tsvetanov | 2012-03-27 |
| D653046 | Chair | — | 2012-01-31 |
| 7971935 | Ergonomic side chair | Lachezar Tsvetanov | 2011-07-05 |
| 7922132 | Accessory holder | Bradley Augustine, Aaron Tsui, Lachezar Tsvetanov | 2011-04-12 |
| 7768500 | Ergonomic pointing device | Lachezar Tsvetanov, Maximo Diaz Heer, Jonathan Philip Puleio | 2010-08-03 |
| 7717515 | Chair having an automatically adjusting resistance to tilting | Lachezar Tsvetanov | 2010-05-18 |
| 7487940 | Laptop holder | Lachezar Tsvetanov, Maximo Diaz Heer | 2009-02-10 |
| D537323 | Device support arm | — | 2007-02-27 |
| 6805247 | Bicycle locking stand that prevents damage to urban trees | — | 2004-10-19 |
| D480955 | Bottle with cap | Walter P. Perlowski, Robert W. Swan, Javier Verdura | 2003-10-21 |
| D477255 | Modular bicycle locking stand | — | 2003-07-15 |