Ranking Year:
# | Company Name | Region | Tech Topics | Total |
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1 | British Columbia, Canada | Patent: 2 | ||
2 | Yunnan Sheng, China | Patent: 1 | ||
3 | District of Columbia, United States | Patent: 1 | ||
4 | Colorado, United States | Patent: 1 | ||
5 | Gloucestershire, United Kingdom | Patent: 1 |