Ranking Year:
# | Company Name | Region | Tech Topics | Total |
---|
1 | Patent: 73 | |||
2 | Patent: 38 | |||
3 | Patent: 24 | |||
4 | Hitachi Industrial Equipment Systems Co., Ltd. | Patent: 23 | ||
5 | Patent: 20 | |||
6 | Patent: 19 | |||
7 | Patent: 15 | |||
8 | Patent: 12 | |||
9 | Patent: 11 | |||
10 | Patent: 9 | |||
11 | Patent: 8 | |||
12 | Patent: 7 | |||
13 | Patent: 7 | |||
14 | Patent: 7 | |||
15 | Patent: 7 | |||
16 | Aqua, Inc. (Japan) | Patent: 6 | ||
17 | Patent: 6 | |||
18 | Patent: 5 | |||
19 | Patent: 5 | |||
20 | Patent: 5 | |||
21 | Patent: 5 | |||
22 | Patent: 5 | |||
23 | Patent: 5 | |||
24 | Patent: 5 | |||
25 | Patent: 5 | |||
26 | Patent: 5 | |||
27 | Patent: 4 | |||
28 | Patent: 4 | |||
29 | Patent: 4 | |||
30 | Patent: 4 | |||
31 | Patent: 3 | |||
32 | Patent: 3 | |||
33 | Patent: 3 | |||
34 | Patent: 3 | |||
35 | Patent: 2 | |||
36 | Patent: 2 | |||
37 | Patent: 2 | |||
38 | Patent: 2 | |||
39 | Patent: 2 | |||
40 | Patent: 2 | |||
41 | Patent: 2 | |||
42 | Patent: 2 | |||
43 | Patent: 2 | |||
44 | Patent: 2 | |||
45 | Patent: 1 | |||
46 | Patent: 1 | |||
47 | Patent: 1 | |||
48 | Patent: 1 | |||
49 | Patent: 1 | |||
50 | Patent: 1 |