JSR has a total of 20599 patents globally, out of which 8329 have been granted. Of these 20599 patents, more than 35% patents are active. Japan is where JSR has filed the maximum number of patents, followed by Korea (South) and Taiwan. Parallelly, Japan seems to be the main focused R&D centre and also is the origin country of JSR.
JSR was founded in the year 1957. The Company is a precision technology company. The Company produces lithography materials, chemical mechanical polishing materials, packaging materials, LCD materials and other functional materials. The company also supplies ABS resins and conducts life sciences. As of February 2023, the market cap of JSR is $ 4.84 Billion.
Do read about some of the most popular patents of JSR which have been covered by us in this article and also you can find JSR patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over JSR patent portfolio.
How many patents does the CEO of JSR have?
The CEO Eric R. Johnson has 0 patent.
How many patents does JSR have?
JSR has a total of 20599 patents globally. These patents belong to 9233 unique patent families. Out of 20599 patents, 7341 patents are active.
How Many Patents did JSR 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 | JSR Applications Filed | JSR Patents Granted |
| 2023 | – | 40 |
| 2022 | 188 | 316 |
| 2021 | 319 | 309 |
| 2020 | 482 | 352 |
| 2019 | 582 | 367 |
| 2018 | 514 | 355 |
| 2017 | 534 | 307 |
| 2016 | 716 | 184 |
| 2015 | 688 | 72 |
| 2014 | 763 | 40 |
| 2013 | 663 | 777 |
| 2012 | 818 | 737 |
| 2011 | 1149 | 611 |
How many JSR patents are Alive/Dead?
How Many Patents did JSR File in Different Countries?
Countries in which JSR Filed Patents
| Country | Patents |
| Japan | 8748 |
| Korea (South) | 2228 |
| Taiwan | 2168 |
| United States Of America | 1695 |
| China | 1544 |
| Europe | 959 |
| Germany | 506 |
| Singapore | 163 |
| Australia | 137 |
| Canada | 85 |
| India | 79 |
| Austria | 75 |
| Spain | 51 |
| Brazil | 48 |
| Russia | 34 |
| Hong Kong (S.A.R.) | 24 |
| South Africa | 20 |
| Israel | 19 |
| France | 16 |
| Hungary | 14 |
| Poland | 14 |
| Denmark | 14 |
| Mexico | 12 |
| Italy | 10 |
| Portugal | 8 |
| Slovenia | 7 |
| Norway | 7 |
| Indonesia | 5 |
| Malaysia | 5 |
Where are the Research Centres of JSR Patents Located?
10 Best JSR Patents
JP2010097188A is the most popular patent in the JSR portfolio. It has received 535 citations so far from companies like Nissan, Japan Display, and Mitsubishi.
Below is the list of 10 most cited patents of JSR:
| Publication Number | Citation Count |
| JP2010097188A | 535 |
| WO2003025020A1 | 425 |
| JP2013164471A | 300 |
| WO2007116664A1 | 260 |
| US8614047B2 | 251 |
| US20120223418A1 | 244 |
| US6908722B2 | 241 |
| WO2006121096A1 | 237 |
| US6838526B1 | 235 |
| JP2006328104A | 221 |
How many inventions of other companies were rejected due to JSR patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to JSR invention. They couldn’t because JSR had protected those before them.
Examiners at the USPTO referred 769 JSR patents in 3756 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the JSR patent portfolio are Fujifilm, Shin-Etsu Chemical, and Tokyo Ohka Kogyo.
List of the Companies who’s Patents were rejected citing JSR –
| Company | Number of Patent Applications that faced Rejection Citing JSR Patents | Number of Rejections (102 & 103) |
| Fujifilm | 106 | 218 |
| Shin-Etsu Chemical | 54 | 102 |
| Tokyo Ohka Kogyo | 46 | 98 |
| Sumitomo Chemical | 42 | 79 |
| LG | 41 | 83 |
| Hon Hai Precision Industry | 30 | 70 |
| Samsung | 55 | 129 |
| Tsinghua University | 28 | 70 |
| Tsmc | 27 | 54 |
| Hitachi | 26 | 102 |
Count of 102 and 103 Type Rejections based on JSR Patents
Top JSR Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US6501056B1 | 32 |
| US20120237875A1 | 15 |
| US20070126966A1 | 14 |
| US8410215B2 | 13 |
| US7169327B2 | 12 |
| US7335698B2 | 12 |
| US7005382B2 | 11 |
| US7560384B2 | 11 |
| US20110081780A1 | 11 |
| US20100068650A1 | 10 |
| US20050261389A1 | 10 |
| US7332254B2 | 9 |
| US9310684B2 | 9 |
| US7812105B2 | 9 |
| US20060178485A1 | 9 |
What Percentage of JSR US Patent Applications were Granted?
JSR (Excluding its subsidiaries) has filed 1392 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 846 have been granted leading to a grant rate of 65.18%.
Below are the key stats of JSR patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for JSR?
| Law Firm | Total Applications | Success Rate |
| Oblon Mcclelland Maier & Neustadt | 985 | 65.15% |
| Ditthavong Steiner & Mlotkowski | 95 | 67.37% |
| Element | 53 | 85.71% |
| Jciprnet | 35 | 51.85% |
| Merchant & Gould | 28 | 92.86% |
| Nixon & Vanderhye | 18 | 27.78% |
| IBM | 13 | 100.00% |
| Pillsbury Winthrop Shaw Pittman | 13 | 23.08% |
| Arent Fox Kintner Plotkin & Kahn | 12 | 50.00% |
| Dla Piper | 11 | 90.91% |