| TATA CONSULTANCY SERVICES LIMITED | MICROSOFT CORPORATION | QUALCOMM INCORPORATED | INFOSYS LIMITED | KONINKLIJKE PHILIPS ELECTRONICS N.V. | |
| A61B | 4 | 0 | 0 | 0 | 150 | 
| A61M | 0 | 0 | 0 | 0 | 47 | 
| A61N | 0 | 0 | 2 | 0 | 22 | 
| G01N | 2 | 0 | 0 | 1 | 20 | 
| G01R | 1 | 0 | 5 | 0 | 31 | 
| G01S | 2 | 1 | 29 | 0 | 6 | 
| G06F | 172 | 114 | 92 | 70 | 61 | 
| G06K | 20 | 3 | 14 | 1 | 3 | 
| G06Q | 70 | 43 | 5 | 47 | 3 | 
| G06T | 0 | 11 | 11 | 3 | 51 | 
| G10L | 10 | 0 | 19 | 1 | 8 | 
| G11C | 0 | 1 | 14 | 0 | 1 | 
| H01L | 2 | 1 | 20 | 1 | 17 | 
| H04B | 4 | 6 | 106 | 0 | 6 | 
| H04J | 0 | 2 | 38 | 2 | 0 | 
| H04L | 56 | 45 | 527 | 26 | 44 | 
| H04M | 11 | 2 | 11 | 4 | 2 | 
| H04N | 13 | 18 | 71 | 2 | 30 | 
| H04Q | 1 | 1 | 47 | 0 | 0 | 
| H04W | 7 | 10 | 386 | 3 | 10 | 
| H05B | 0 | 0 | 1 | 1 | 72 |