SCSK has a total of 283 patents globally, out of which 125 have been granted. Of these 283 patents, more than 28% patents are active. Japan is where SCSK has filed the maximum number of patents, followed by Korea (South) and United States of America. Parallelly, Japan seems to be the main focused R&D centre and also is the origin country of SCSK.
SCSK was founded in the year 1969. The Company provides a variety of IT services including system solutions, software development and data center and communication network management. The Company sells packaged software and network equipment and develops software for distribution, manufacturing and financial systems among others. As of June 2023, the market cap of SCSK is $5.06 Billion.
Do read about some of the most popular patents of SCSK which have been covered by us in this article and also you can find SCSK patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over SCSK patent portfolio.
How many patents does SCSK have?
SCSK has a total of 283 patents globally. These patents belong to 207 unique patent families. Out of 283 patents, 82 patents are active.
How Many Patents did SCSK File Every Year?
Are you wondering why there is a drop in patent filing for the last two years? It is because a patent application can take up to 18 months to get published. Certainly, it doesn’t suggest a decrease in the patent filing.
| Year of Patents Filing or Grant | SCSK Applications Filed | SCSK Patents Granted |
| 2023 | – | 2 |
| 2022 | 2 | 3 |
| 2021 | 15 | 5 |
| 2020 | 13 | 1 |
| 2019 | 8 | 2 |
| 2018 | 14 | 2 |
| 2017 | 3 | 4 |
| 2016 | 6 | 4 |
| 2015 | 4 | 3 |
| 2014 | 4 | 4 |
| 2013 | 5 | 1 |
| 2012 | 7 | 5 |
How many SCSK patents are Alive/Dead?
How Many Patents did SCSK File in Different Countries?
Countries in which SCSK Filed Patents
| Country | Patents |
| Japan | 143 |
| Korea (South) | 46 |
| United States Of America | 30 |
| Taiwan | 13 |
| China | 12 |
| Europe | 9 |
| Germany | 4 |
| Austria | 4 |
| Australia | 3 |
| Mexico | 1 |
Where are Research Centres of SCSK Patents Located?
10 Best SCSK Patents
US6766305B1 is the most popular patent in the SCSK portfolio. It has received 204 citations so far from companies like IBM, Microsoft and Intel.
Below is the list of 10 most cited patents of SCSK:
| Publication Number | Citation Count |
| US6766305B1 | 204 |
| US20030167350A1 | 136 |
| US6634992B1 | 117 |
| US6670969B1 | 95 |
| US6691113B1 | 83 |
| US6852068B2 | 71 |
| US6667750B1 | 65 |
| US6504544B1 | 64 |
| US20060177808A1 | 60 |
| US6760905B1 | 51 |
How many inventions of other companies were rejected due to SCSK patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to SCSK invention. They couldn’t because SCSK had protected those before them.
Examiners at the USPTO referred 18 SCSK patents in 82 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the SCSK patent portfolio are IBM, Microsoft and Google.
List of the Companies whose Patents were rejected citing SCSK –
| Company | Number of Patent Applications that faced Rejection Citing SCSK Patents | Number of Rejections (102 & 103) |
| IBM | 6 | 9 |
| Microsoft | 5 | 7 |
| 3 | 4 | |
| Apple | 2 | 3 |
| Hitachi | 2 | 6 |
| Keysight Technologies | 2 | 5 |
| Hewlett Packard Enterprise | 2 | 5 |
| Nchain Licensing | 2 | 3 |
| Sap Se | 1 | 2 |
| Peoplechart | 1 | 3 |
Count of 102 and 103 Type Rejections based on SCSK Patents
Top SCSK Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US6766305B1 | 6 |
| US6760905B1 | 4 |
| US7281017B2 | 4 |
| US7516147B2 | 4 |
| US6919890B2 | 3 |
| US6915433B1 | 3 |
| US7225438B2 | 3 |
| US6670969B1 | 3 |
| US6691113B1 | 3 |
| US20060177808A1 | 3 |
| US6993588B2 | 2 |
| US6852068B2 | 2 |
| US7117507B2 | 1 |
| US6598186B1 | 1 |
| US6667750B1 | 1 |
What Percentage of SCSK US Patent Applications were Granted?
SCSK (Excluding its subsidiaries) has filed 25 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 25 have been granted leading to a grant rate of 100.0%.
Below are the key stats of SCSK patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for SCSK?
| Law Firm | Total Applications | Success Rate |
| Finnegan Henderson Farabow | 14 | 100.00% |
| Finnegan Henderson Farabow Garrett & Dunner | 11 | 100.00% |