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Top 5 Key Players companies in Barrer
by Highest Patent Value in the Japan in 2020

The Barrer top 5 is Discovery PatSnap’ annual ranking of the top 5 Highest Patent Value Barrer Key Players in the Japan. 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.
Barrer is a non-SI unit of gas permeability (specifically, gas permeability) used in the membrane technology and contact lens industry. It is named after Richard Barrer.
#
Company Name
Region
Tech Topics
Total
1
FUJIFILM Corp.
Photography,Medical imaging,Computer hardware,
...[+2]
Avg patent value: 100,000
2
Toray Industries, Inc.
Fiber,Textile,Textile (markup language),
...[+2]
Avg patent value: 0
3
Toyo Ink SC Holdings Co., Ltd.
Pigment,Manufacturing engineering,Coating,
...[+2]
Avg patent value: 0
4
Central Glass Co., Ltd.
Glazing,Fine chemical,Chemical engineering,
...[+2]
Avg patent value: 0
5
Unitika Ltd.
Fiber,Textile (markup language),Polymer,
...[+2]
Avg patent value: 0
Page generation time: Jun 24 2025