| 9152478 |
Real-time communications client architecture |
Krishnakumar Narayanan |
2015-10-06 |
| 8639253 |
Real-time communications client architecture |
Krishnakumar Narayanan |
2014-01-28 |
| 8172142 |
System, method and apparatus for placing and updating information in a personal digital electronic device for communication to a bar code scanner |
Venkata T. Gobburu, Nagesh Challa |
2012-05-08 |
| 7857225 |
System, method and apparatus for communicating information from a personal electronic device |
Nagesh Challa, Venkata T. Gobburu |
2010-12-28 |
| 6877665 |
System, method, and apparatus for communicating information encoded in a light-based signal using a fob device |
Nagesh Challa, Venkata T. Gobburu |
2005-04-12 |
| 6736322 |
Method and apparatus for acquiring, maintaining, and using information to be communicated in bar code form with a mobile communications device |
Venkata T. Gobburu, Krishnakumar Narayanan, Nagesh Challa |
2004-05-18 |
| 6691233 |
Battery operated ink capture device that operates in a normal power mode during active use and a minimum power mode during absence of active use |
Venkata T. Gobburu, Nagesh Challa, Charles A. Tracy |
2004-02-10 |
| 6504956 |
Method and apparatus for digitally capturing handwritten notes |
Nagesh Challa, Venkata T. Gobburu |
2003-01-07 |
| 5889721 |
Method and apparatus for operating functions relating to memory and/or applications that employ memory in accordance with available power |
— |
1999-03-30 |
| 5862099 |
Non-volatile programmable memory having a buffering capability and method of operation thereof |
David K. Wong, Asim A. Bajwa |
1999-01-19 |
| 5410680 |
Solid state memory device having serial input/output |
Nagesh Challa |
1995-04-25 |
| 5291584 |
Methods and apparatus for hard disk emulation |
Nagesh Challa |
1994-03-01 |