Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Patent: 7 | |||
2 | Hitachi Industrial Equipment Systems Co., Ltd. | Patent: 6 | ||
3 | Patent: 6 | |||
4 | Patent: 4 | |||
5 | Patent: 2 | |||
6 | Patent: 2 | |||
7 | Patent: 2 | |||
8 | Patent: 1 | |||
9 | Patent: 1 | |||
10 | Patent: 1 | |||
11 | Patent: 1 | |||
12 | Patent: 1 | |||
13 | Patent: 1 | |||
14 | Patent: 1 | |||
15 | Patent: 1 | |||
16 | Patent: 1 | |||
17 | Patent: 1 | |||
18 | Patent: 1 | |||
19 | Patent: 1 | |||
20 | Patent: 1 |