Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Hydro-Québec | Electricity,Power transmission,Electric power transmission, ...[+2] | patent citation: 2,544 | |
2 | BlackBerry Ltd. | Wireless,Software,Embedded system, ...[+2] | patent citation: 1,919 | |
3 | Electrovaya, Inc. | Energy storage,Renewable energy,Electric bus, ...[+2] | patent citation: 625 | |
4 | Nortel Networks Corp. | Telecommunications,Voice over IP,Software, ...[+2] | patent citation: 136 | |
5 | Nortel Networks Ltd. (Canada) | patent citation: 136 |