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Top 100 Key Players companies in Cell membrane
by Most Patent Citation in the Japan in 2022

The Cell membrane top 100 is Discovery PatSnap’ annual ranking of the top 100 Most Patent Citation Cell membrane Key Players in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2022, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
The cell membrane (also known as the plasma membrane (PM) or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that separates the interior of all cells from the outside environment (the extracellular space) which protects the cell from its environment. Cell membrane is consisted of a lipid bilayer, including cholesterols (a lipid component) that sit between phospholipids to maintain their fluidity under various temperature, in combination with proteins such as integral proteins, and peripheral proteins that go across inside and outside of the membrane serving as membrane transporter, and loosely attached to the outer (peripheral) side of the cell membrane acting as several kinds of enzymes shaping the cell , respectively. The cell membrane controls the movement of substances in and out of cells and organelles. In this way, it is selectively permeable to ions and organic molecules. In addition, cell membranes are involved in a variety of cellular processes such as cell adhesion, ion conductivity and cell signalling and serve as the attachment surface for several extracellular structures, including the cell wall, the carbohydrate layer called the glycocalyx, and the intracellular network of protein fibers called the cytoskeleton. In the field of synthetic biology, cell membranes can be artificially reassembled.
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Company Name
Region
Tech Topics
Total
1
Diagnostic Reagent,Medicine,Health care,
...[+2]
patent citation: 985
2
patent citation: 308
3
patent citation: 285
4
patent citation: 227
5
patent citation: 197
6
patent citation: 193
7
patent citation: 169
8
patent citation: 143
9
patent citation: 137
10
patent citation: 137
11
patent citation: 135
12
patent citation: 122
13
Drug,Clinical trial,Health care,
...[+2]
patent citation: 111
14
patent citation: 110
15
patent citation: 105
16
patent citation: 89
17
patent citation: 87
18
Health care,Drug,Medicine,
...[+2]
patent citation: 81
19
Medicine,Health care,Clinical trial,
...[+2]
patent citation: 71
20
patent citation: 71
21
patent citation: 71
22
patent citation: 66
23
Basic law
patent citation: 61
24
Toothpaste,Fast-moving consumer goods,Laundry,
...[+2]
patent citation: 54
25
Fiber,Textile,Textile (markup language),
...[+2]
patent citation: 52
26
Epoetin alfa,Food industry,Aloe vera,
...[+2]
patent citation: 52
27
patent citation: 52
28
Biosimilar,Medicine,Health care,
...[+2]
patent citation: 47
29
Microscope,Photography,Motion capture,
...[+2]
patent citation: 44
30
Medical equipment,Health care,Malic acid,
...[+2]
patent citation: 44
31
patent citation: 40
32
patent citation: 40
33
patent citation: 36
34
patent citation: 36
35
patent citation: 35
36
patent citation: 35
37
patent citation: 35
38
Wako Pure Chemical Industries Ltd
patent citation: 33
39
patent citation: 32
40
patent citation: 32
41
patent citation: 32
42
patent citation: 31
43
patent citation: 30
44
patent citation: 30
45
patent citation: 29
46
patent citation: 29
47
patent citation: 29
48
patent citation: 28
49
patent citation: 27
50
patent citation: 27
51
patent citation: 26
52
patent citation: 26
53
patent citation: 25
54
patent citation: 25
55
patent citation: 24
56
patent citation: 24
57
Medical equipment,Health care,Proteomics,
...[+2]
patent citation: 24
58
patent citation: 23
59
patent citation: 23
60
patent citation: 23
61
Medicine,Health care,Toxoid,
...[+2]
patent citation: 23
62
patent citation: 22
63
patent citation: 22
64
patent citation: 22
65
patent citation: 22
66
Nippon Hypox Laboratories Inc.
patent citation: 22
67
patent citation: 21
68
patent citation: 21
69
patent citation: 21
70
patent citation: 21
71
patent citation: 20
72
Water treatment,Environmental consulting,Microfiltration,
...[+2]
patent citation: 19
73
patent citation: 19
74
patent citation: 18
75
Eicosapentaenoic acid,Cosmetics,Shopping mall,
...[+2]
patent citation: 18
76
patent citation: 18
77
patent citation: 18
78
patent citation: 18
79
patent citation: 18
80
patent citation: 17
81
Wine,Food industry,Fortified wine,
...[+2]
patent citation: 17
82
Cosmetics,Health care,Hair conditioner,
...[+2]
patent citation: 16
83
patent citation: 16
84
patent citation: 16
85
patent citation: 16
86
patent citation: 16
87
patent citation: 15
88
Petrochemical,Cisco Catalyst,Petroleum industry,
...[+1]
patent citation: 15
89
patent citation: 14
90
patent citation: 14
91
patent citation: 14
92
patent citation: 13
93
patent citation: 13
94
patent citation: 13
95
patent citation: 13
96
patent citation: 13
97
patent citation: 13
98
patent citation: 13
99
Stove,Shopping mall,Electronics
patent citation: 13
100
Health care,Blood management,Syringe,
...[+2]
patent citation: 12
Page generation time: Jul 05 2025