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Top 50 Fast-growings companies in Etching
by Most Patent Filing In 3 Years in the Japan in 2019

The Etching top 50 is Discovery PatSnap’ annual ranking of the top 50 Most Patent Filing In 3 Years Etching Fast-growings in the Japan. Discovery has identified the top key players, startups & unicorns, fast-growings, news entrants in 2019, ranking from differnt perspectives, including patent filing intensity, academic research capability, news media heat. The company list is generated from various data types.
Etching is traditionally the process of using strong acid or mordant to cut into the unprotected parts of a metal surface to create a design in intaglio (incised) in the metal. In modern manufacturing, other chemicals may be used on other types of material. As a method of printmaking, it is, along with engraving, the most important technique for old master prints, and remains in wide use today. In a number of modern variants such as microfabrication etching and photochemical milling it is a crucial technique in much modern technology, including circuit boards.
#
Company Name
Region
Tech Topics
Total
1
Tokyo Electron Ltd.
Semiconductor,Power transmission,Flat panel display,
...[+2]
Patent: 290
2
Semiconductor Energy Laboratory Co., Ltd.
Semiconductor,Transistor,Semiconductor device,
...[+2]
Patent: 30
3
Nissan Chemical Corp.
Pesticide,Meiji period,Fertilizer,
...[+2]
Patent: 29
4
SCREEN Holdings Co., Ltd.
Semiconductor,Wafer fabrication,Flat panel display,
...[+2]
Patent: 27
5
HOYA Corp.
Computer hardware,Software,Intraocular lens,
...[+2]
Patent: 25
6
Renesas Electronics Corp.
Semiconductor,Microcontroller,Electronics,
...[+2]
Patent: 23
7
DISCO Corp.
Semiconductor,Manufacturing engineering,Industrial engineering,
...[+2]
Patent: 18
8
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
Patent: 16
9
Mitsui Mining & Smelting Co., Ltd.
Precious metal,Metal,Cathode material,
...[+2]
Patent: 16
10
Air Water, Inc.
Industrial gas,Enterprise software,Nitrogen,
...[+2]
Patent: 14
11
KIOXIA Corp.
Computer hardware,Solid-state,Flash memory,
...[+2]
Patent: 14
12
ULVAC, Inc.
Semiconductor,Vacuum pump,Sputtering,
...[+2]
Patent: 14
13
Mitsubishi Gas Chemical Co., Inc.
Petroleum industry,Petrochemical,Engineering plastic,
...[+2]
Patent: 14
14
Sumitomo Chemical Co., Ltd.
Petrochemical,Agriculture,Pesticide,
...[+2]
Patent: 13
15
Sumitomo Electric
Optical fiber,Electronics,Optical fiber cable
Patent: 13
16
JX Nippon Mining & Metals Corp.
Non-ferrous metal,Cathode material,Mining engineering,
...[+2]
Patent: 13
17
Sumitomo Electric Industries Ltd.
Electronics,Optical fiber,Optical fiber cable,
...[+2]
Patent: 13
18
SUMCO Corp.
Semiconductor,Wafer,Silicon,
...[+2]
Patent: 13
19
Mec Co., Ltd.
Chemical engineering,Hydrofluoric acid,Hydrochloric acid,
...[+2]
Patent: 11
20
Shin-Etsu Handotai Co., Ltd.
Semiconductor,Ingot,Wafer,
...[+2]
Patent: 11
21
Canon, Inc.
Computer hardware,Software,Computer vision,
...[+2]
Patent: 11
22
FUJIFILM Corp.
Photography,Medical imaging,Computer hardware,
...[+2]
Patent: 11
23
Sciocs Co. Ltd.
Semiconductor,Compound semiconductor,Wafer,
...[+2]
Patent: 10
24
AGC
Fluorine,Glazing,Chemical engineering,
...[+2]
Patent: 10
25
Asahi Fiber Glass Co., Ltd.
Glass wool,Thermal insulation,Fiber,
...[+2]
Patent: 10
26
NIPPON STEEL Stainless Steel Corp.
Mill,Metal,Mining engineering,
...[+1]
Patent: 10
27
Honda Motor Co., Ltd.
Automotive engineering,Manufacturing engineering,Sport utility vehicle,
...[+2]
Patent: 10
28
Advanced Industrial Science & Technology
Graphene,Association (object-oriented programming)
Patent: 9
29
Murata Manufacturing Co. Ltd.
Semiconductor,Electronics,Electronic component,
...[+2]
Patent: 9
30
Nippon Electric Glass Co., Ltd.
Glass fiber,Glazing,Computer hardware,
...[+2]
Patent: 9
31
Fuji Electric FA Components & SYstems Co., Ltd.
Semiconductor,Industrial engineering,Smart grid,
...[+2]
Patent: 9
32
Shibaura Mechatronics Corp.
Semiconductor,Robotic lawn mower,Mechatronics,
...[+2]
Patent: 9
33
Fuji Electronics Co., Ltd.
Semiconductor,Microcomputer,Electronic component,
...[+2]
Patent: 9
34
Kanto Denka Kogyo Co., Ltd.
Carbon monoxide,Electrolytic process,Petroleum industry,
...[+2]
Patent: 8
35
Hitachi High-Tech Science Corp.
Computer hardware,Electronics,Nanometrology,
...[+2]
Patent: 8
36
NSC Co., Ltd.
Liquid crystal,Liquid-crystal display,Computer hardware,
...[+1]
Patent: 8
37
JSR Corp.
Synthetic rubber,Natural rubber,Elastomer,
...[+2]
Patent: 7
38
Hitachi Metals, Ltd.
Metal,Magnet,Telecommunications,
...[+2]
Patent: 7
39
Toyota Motor Corp.
Sport utility vehicle,Mobile device,Public transport,
...[+2]
Patent: 7
40
Mitsubishi Electric Engineering Co., Ltd.
Patent: 7
41
Seiko Epson Corp.
Wearable technology,Projector,Electronics,
...[+2]
Patent: 7
42
LAPIS Semiconductor Co., Ltd.
Semiconductor,Microcontroller,Information appliance,
...[+2]
Patent: 6
43
Hamamatsu Photonics KK
Semiconductor,Photonics,Laser,
...[+2]
Patent: 6
44
Panasonic Intellectual Property Management Co. Ltd.
Patent: 6
45
Sumitomo Electric Device Innovations, Inc.
Gallium arsenide,Power semiconductor device,Semiconductor
Patent: 6
46
Kanto Chemical Co., Inc.
Reagent,Chemical engineering,Electronics,
...[+2]
Patent: 6
47
Nichia Corp.
Laser diode,Semiconductor,LED lamp,
...[+2]
Patent: 5
48
Toyoda Gosei Co., Ltd.
Optoelectronics,Airbag,Synthetic rubber,
...[+2]
Patent: 5
49
TOKYO OHKA KOGYO CO., LTD.
Photoresist,Semiconductor,Petrochemical,
...[+2]
Patent: 5
50
Kaneka Corp.
Synthetic rubber,Chemical engineering,Polyvinyl chloride,
...[+2]
Patent: 5
Page generation time: Mar 15 2025