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Top 50 Key Players companies in Zener diode
by Highest Patent Value in the China in 2020

The Zener diode top 50 is Discovery PatSnap’ annual ranking of the top 50 Highest Patent Value Zener diode Key Players in the China. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2020, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
A Zener diode is a type of diode that allows current to flow not only from its anode to its cathode, but also in the reverse direction, when the voltage across its terminals exceeds the Zener voltage, a characteristic of the device. This effect is known as the Zener effect, after Clarence Zener, who first described the phenomenon.
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Company Name
Region
Tech Topics
Total
1
Avg patent value: 1.16 M
2
Avg patent value: 953,166
3
Avg patent value: 780,000
4
Avg patent value: 750,000
5
Avg patent value: 594,000
6
Avg patent value: 500,000
7
Avg patent value: 439,200
8
Avg patent value: 420,000
9
Avg patent value: 396,800
10
Avg patent value: 392,500
11
Avg patent value: 300,000
12
Lite-On Opto Technology (Changzhou) Co., Ltd.
Avg patent value: 290,500
13
Avg patent value: 254,400
14
Avg patent value: 240,000
15
Avg patent value: 232,666
16
Avg patent value: 230,000
17
Avg patent value: 230,000
18
Avg patent value: 222,000
19
Avg patent value: 221,600
20
Avg patent value: 220,000
21
Avg patent value: 193,333
22
Avg patent value: 190,000
23
Avg patent value: 190,000
24
Avg patent value: 185,000
25
Avg patent value: 179,000
26
Avg patent value: 160,000
27
Avg patent value: 150,000
28
Avg patent value: 150,000
29
Avg patent value: 145,825
30
Avg patent value: 130,000
31
Avg patent value: 111,000
32
Avg patent value: 110,000
33
Avg patent value: 109,333
34
Avg patent value: 100,000
35
Avg patent value: 97,500
36
Shanghai Huahong Grace Semiconductor Manufacturing Corp.
Avg patent value: 97,435
37
Avg patent value: 95,000
38
Avg patent value: 92,000
39
Avg patent value: 90,000
40
Avg patent value: 83,000
41
Avg patent value: 83,000
42
Avg patent value: 82,437
43
Avg patent value: 82,000
44
Avg patent value: 79,000
45
Avg patent value: 71,000
46
Avg patent value: 69,833
47
Avg patent value: 66,666
48
Avg patent value: 66,000
49
Avg patent value: 65,000
50
Avg patent value: 60,000
Page generation time: Apr 24 2025