Free Trial
Want deep insights into your competitors & competitive landscape? Try Patsnap Eureka!

Top 20 Key Players companies in Fixed float
by Most Patent Citation in the Japan in 2021

The Fixed float top 20 is Discovery PatSnap’ annual ranking of the top 20 Most Patent Citation Fixed float 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.
In computing, fixed float describes a method of representing real numbers in a way that number and decimal point value is stored at different location or bytes in a memory allocated to variable unlike floating point. In a typical 4 byte (on little endian platform) fixed float number lower(lsb) 2 bytes are used to store the decimal part of the number just like integer value. While upper 2 bytes are used to store the part of number before the decimal point. Floating point numbers are, in general, represented approximately to a fixed number of significant digits and scaled using an exponent. The base for the scaling is normally 2, 10 or 16. The typical number that can be represented exactly is of the form...
#
Company Name
Region
Tech Topics
Total
1
Alps Alpine Co., Ltd.
Electronic component,Electronics,Power transmission,
...[+2]
patent citation: 83
2
Panasonic Holdings Corp.
Semiconductor,Industrial engineering,Electronics,
...[+2]
patent citation: 33
3
Matsushita Electronics Corp.
Electronics,Computer hardware,DVD player,
...[+2]
patent citation: 33
4
Sony Group Corp.
Computer hardware,Software,Music,
...[+2]
patent citation: 18
5
NEC Corp.
Virtualization,Big data,Network security,
...[+2]
patent citation: 16
6
Japan Airlines Co., Ltd.
Aircraft maintenance,Public transport,Low-cost carrier,
...[+2]
patent citation: 9
7
Kubota Corp.
Tractor,Manufacturing engineering,Combine harvester,
...[+2]
patent citation: 6
8
Eagle Industry Co., Ltd.
Automation,Manufacturing engineering,Industrial engineering,
...[+2]
patent citation: 6
9
Citizen Watch Co., Ltd.
Quartz,Semiconductor,Electronics,
...[+2]
patent citation: 5
10
Mitsubishi Electric Engineering Co., Ltd.
patent citation: 5
11
CNK Co., Ltd.
patent citation: 4
12
Hitachi Ltd.
Elevator,Electrical equipment,Electric motor,
...[+2]
patent citation: 3
13
Hitachi Electronic Engineering Co., Ltd.
Electronic engineering,Computer hardware,Electronics,
...[+1]
patent citation: 2
14
Canon, Inc.
Computer hardware,Software,Computer vision,
...[+2]
patent citation: 1
15
Iseki & Co., Ltd.
Combine harvester,Cutlery,Manufacturing engineering,
...[+2]
patent citation: 1
16
NKK Corp.
Natural resource management,Mining engineering
patent citation: 1
17
Shiba R&D Co. Ltd.
Automation,Mechanical engineering,Manufacturing engineering,
...[+1]
patent citation: 1
18
TOSHIBA Corp.
Semiconductor,Computer hardware,Electronics,
...[+2]
patent citation: 0
19
Fujitsu Ltd.
Cloud computing,Enterprise software,Information technology management,
...[+2]
patent citation: 0
20
Yamaha Motor Co., Ltd.
Robotics,Industrial robot,Automotive engineering,
...[+2]
patent citation: 0
Page generation time: Oct 22 2025