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Top 50 Key Players companies in Geothermal energy
by Highest Patent Value in the Japan in 2022

The Geothermal energy top 50 is Discovery PatSnap’ annual ranking of the top 50 Highest Patent Value Geothermal energy 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.
Geothermal energy is thermal energy generated and stored in the Earth. Thermal energy is the energy that determines the temperature of matter. The geothermal energy of the Earth's crust originates from the original formation of the planet and from radioactive decay of materials (in currently uncertain but possibly roughly equal proportions). The geothermal gradient, which is the difference in temperature between the core of the planet and its surface, drives a continuous conduction of thermal energy in the form of heat from the core to the surface. The adjective geothermal originates from the Greek roots γη (ge), meaning earth, and θερμος (thermos), meaning hot.
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Company Name
Region
Tech Topics
Total
1
Japan Drilling Co., Ltd.
Offshore drilling,Petroleum industry,Methane,
...[+2]
Avg patent value: 1.82 M
2
Japan Oil, Gas & Metals National Corp.
Petroleum industry,Metal,Natural gas
Avg patent value: 1.82 M
3
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
Avg patent value: 811,500
4
Kobe Steel, Ltd.
Welding,Electronics,Mining engineering,
...[+2]
Avg patent value: 430,000
5
Sekisui House, Ltd.
Real estate development,Residential land,Urban area,
...[+2]
Avg patent value: 51,000
6
Sumitomo Riko Co., Ltd.
Electronics,Plastics engineering,Belting,
...[+2]
Avg patent value: 51,000
7
Takenaka Corp.
Construction engineering,Site location,Masonry,
...[+2]
Avg patent value: 49,000
8
Nittetsu Bridge Co. Ltd.
Avg patent value: 45,000
9
Electric Power Development Co., Ltd.
Power transmission,Wind power,Electric power transmission,
...[+2]
Avg patent value: 44,000
10
Marugo Foundation Corp.
Avg patent value: 40,000
11
Asahi Kasei Homes Corp.
Construction engineering
Avg patent value: 35,000
12
Toshiba Energy Systems & Solutions Corp.
Power transmission,Electricity,Proton exchange membrane fuel cell,
...[+2]
Avg patent value: 33,000
13
EST KK
Software,Shopping mall,Electronics
Avg patent value: 32,000
14
JFE Engineering Corp.
Environmental protection,Renewable energy,Health care,
...[+2]
Avg patent value: 3,400
15
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
Avg patent value: 0
16
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
Avg patent value: 0
17
Mitsubishi Corp.
Lifestyle business,Electricity,Raw material,
...[+2]
Avg patent value: 0
18
Sekisui Chemical Co., Ltd.
Synthetic rubber,Industrial engineering,Polyvinyl chloride,
...[+2]
Avg patent value: 0
19
Toray Industries, Inc.
Fiber,Textile,Textile (markup language),
...[+2]
Avg patent value: 0
20
Kawasaki Heavy Industries Ltd.
Turbine,Mechanical engineering,Manufacturing engineering,
...[+2]
Avg patent value: 0
21
Furukawa Electric Co., Ltd.
Optical fiber,Renewable energy,Optoelectronics,
...[+2]
Avg patent value: 0
22
Mitsubishi Materials Corp.
Cement,Alloy,Polycrystalline silicon,
...[+2]
Avg patent value: 0
23
IHI Corp.
Turbocharger,Manufacturing engineering,Turbine,
...[+2]
Avg patent value: 0
24
Iwatani Corp.
Petroleum,Petroleum industry,Helium,
...[+2]
Avg patent value: 0
25
Ebara Corp.
Vacuum pump,Manufacturing engineering,Turbine,
...[+2]
Avg patent value: 0
26
Fujikura Ltd.
Mobile device,Optoelectronics,Optical fiber,
...[+2]
Avg patent value: 0
27
Kyushu Electric Power Co., Inc.
Electronics,Nuclear reactor,Natural uranium,
...[+2]
Avg patent value: 0
28
Idemitsu Kosan Co., Ltd.
Petrochemical,Lubricant,Petroleum,
...[+2]
Avg patent value: 0
29
Hitachi Zosen Corp.
Mechanical engineering,Waste-to-energy,Environmental protection,
...[+2]
Avg patent value: 0
30
Mitsui E&S Holdings Co., Ltd.
Public transport,Hydrogen compressor,Reciprocating compressor,
...[+2]
Avg patent value: 0
31
Sekisui Kasei Co., Ltd.
Civil engineering,Chemical engineering,Health care,
...[+2]
Avg patent value: 0
32
Sumitomo Osaka Cement Co., Ltd.
Cement,Building material,Precipitated calcium carbonate,
...[+2]
Avg patent value: 0
33
Hazama Ando Corp.
Civil engineering,Construction engineering,Artificial intelligence,
...[+2]
Avg patent value: 0
34
SANYO Electric Co., Ltd.
Semiconductor,Computer hardware,Software,
...[+2]
Avg patent value: 0
35
Kumagai Gumi Co., Ltd.
Civil engineering,Construction engineering,Flood control,
...[+1]
Avg patent value: 0
36
NAGOYA ELECTRIC WORKS CO., LTD.
Information device,Computer hardware,Electronics,
...[+2]
Avg patent value: 0
37
Japan Metals & Chemicals Co. Ltd.
Aluminium foil,Metal,Fertilizer,
...[+2]
Avg patent value: 0
38
Maeda Corp.
Civil engineering,Construction engineering,Renewable energy,
...[+2]
Avg patent value: 0
39
Panasonic Homes Co., Ltd.
Real estate development,Landscaping,Nursing,
...[+1]
Avg patent value: 0
40
Hitachi Plant Technologies Ltd.
Water treatment,Environmental consulting,Microfiltration,
...[+2]
Avg patent value: 0
41
Sumitomo Metal Industries Ltd.
Metal,Semiconductor,Casting,
...[+2]
Avg patent value: 0
42
NKK Corp.
Natural resource management,Mining engineering
Avg patent value: 0
43
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
Avg patent value: 0
44
Fujita Corp.
Land utilization,Demolition,Construction engineering,
...[+2]
Avg patent value: 0
45
LIXIL Corp. /Old/
Construction engineering,Materials science
Avg patent value: 0
46
Kimura Kohki Co., Ltd.
Air handler,Conditioning equipment,Automation,
...[+2]
Avg patent value: 0
47
NIPPON STEEL Stainless Steel Corp.
Mill,Metal,Mining engineering,
...[+1]
Avg patent value: 0
48
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
Avg patent value: 0
49
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Avg patent value: 0
50
Nippon Micrometal Corp.
Solder ball,Printed electronics,Metal
Avg patent value: 0
Page generation time: May 31 2025