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Top 5 Key Players companies in Electronic billing
by Most Patent Citation in the Japan in 2021

The Electronic billing top 5 is Discovery PatSnap’ annual ranking of the top 5 Most Patent Citation Electronic billing Key Players in the Japan. 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.
Electronic billing or electronic bill payment and presentment, is when a seller such as company, organization, or group sends its bills or invoices over the internet, and customers pay the bills electronically. This replaces the traditional method where invoices were sent in paper form and payments were done by manual means such as sending cheques.
#
Company Name
Region
Tech Topics
Total
1
Toyo Keiki Co. Ltd.
patent citation: 16
2
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 10
3
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 8
4
Unisis Corp.
Medical equipment,Medicine,Biopsy
patent citation: 4
5
Higashi Nihon Medicom
Software,Medical institution,Health care,
...[+1]
patent citation: 2
Page generation time: Jun 26 2025