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Top 10 Key Players companies in Transformer
by Most Research Publications in the United States in 2021

The Transformer top 10 is Discovery PatSnap’ annual ranking of the top 10 Most Research Publications Transformer Key Players in the United States. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2021, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
#
Company Name
Region
Tech Topics
Total
1
General Electric Co.
Energy management,Turbine,Electronics,
...[+2]
Literature: 212
2
Westinghouse Electric Co. LLC
Nuclear power plant,Pressurized water reactor,Power transmission,
...[+2]
Literature: 137
3
Mitsubishi Electric US, Inc.
Automation,Photovoltaics,Air conditioning,
...[+2]
Literature: 108
4
Schweitzer Engineering Laboratories, Inc.
Electronics,Software,Control system,
...[+2]
Literature: 58
5
International Business Machines Corp.
Software,Computer hardware,Enterprise software,
...[+2]
Literature: 51
6
Texas Instruments Incorporated
Semiconductor,Digital signal processing,Electronic component,
...[+2]
Literature: 41
7
The National Research Council
Public opinion,Health care,Chemistry,
...[+2]
Literature: 40
8
Intel Corp.
Semiconductor,Software,Computer hardware,
...[+2]
Literature: 38
9
American Electric Power Co., Inc.
Electricity,Electric power transmission,Electric utility,
...[+2]
Literature: 34
10
Ge Energy Infrastructure
Power transmission,Electricity
Literature: 34
Page generation time: Jun 27 2025