Marubeni has a total of 389 patents globally, out of which 192 have been granted. Of these 389 patents, more than 32% patents are active. Japan is where Marubeni has filed the maximum number of patents, followed by United States of America and South Korea, it has generated an annual revenue of $55 billion in the year 2021. Parallelly, Japan seems to be the main focused R&D center and is also the origin country of Marubeni.
Marubeni was founded in the year 1949 by Chubei Itoh. Company is doing business in cereal and paper pulp trading as well as a strong electrical and industrial plant business. As of February 2022, Marubeni has a market cap of $18.33 Billion.
Do read about some of the most popular patents of Marubeni which have been covered by us in this article and also you can find Marubeni’s patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Marubeni’s patent portfolio.
How many patents does the founder and the CEO of Marubeni have?
The founder, Chubei Itoh has 0 patents. The CEO, Masumi Kakinoki has 0 patents.
How many patents does Marubeni have?
Marubeni has a total of 389 patents globally. These patents belong to 307 unique patent families. Out of 389 patents, 126 patents are active.
How many Marubeni patents are Alive/Dead?
Worldwide Patents
Patent Families
How Many Patents did Marubeni 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 | Marubeni Applications Filed | Marubeni Patents Granted |
| 2011 | 9 | 16 |
| 2012 | 13 | 19 |
| 2013 | 5 | 12 |
| 2014 | 6 | 5 |
| 2015 | 11 | 4 |
| 2016 | 6 | 8 |
| 2017 | 22 | 6 |
| 2018 | 12 | 5 |
| 2019 | 18 | 11 |
| 2020 | 10 | 4 |
| 2021 | 2 | 5 |
| 2022 | – | 1 |
How Many Patents did Marubeni File in Different Countries?
Countries in which Marubeni Filed Patents
| Country | Patents |
| Japan | 263 |
| United States Of America | 20 |
| Korea (South) | 10 |
| Europe | 8 |
| Netherlands | 8 |
| China | 8 |
| Taiwan | 6 |
| Australia | 5 |
| Denmark | 4 |
| Philippines | 3 |
| United Kingdom | 3 |
| Austria | 2 |
| Portugal | 2 |
| Poland | 2 |
| Slovenia | 2 |
| India | 2 |
| Spain | 2 |
| Brazil | 2 |
| Germany | 2 |
| Malaysia | 2 |
| Indonesia | 1 |
| Ukraine | 1 |
| Hong Kong (S.A.R.) | 1 |
| Saudi Arabia | 1 |
| Eurasian Patent Organization | 1 |
| Belgium | 1 |
| Lithuania | 1 |
| Canada | 1 |
| Macao | 1 |
Where are Research Centers of Marubeni Patents Located?
10 Best Marubeni Patents
US7870133B2 is the most popular patent in the Marubeni portfolio. It has received 50 citations so far from companies like Konarka Technologies, Fu Zhun Precision Industry (Shen Zhen), and American Express.
Below is the list of 10 most cited patents of Marubeni:
| Publication Number | Citation Count |
| US20040033375A1 | 50 |
| US8412419B1 | 40 |
| US20040211234A1 | 31 |
| US6241432B1 | 27 |
| US20100086727A1 | 26 |
| WO2014064893A1 | 24 |
| JP2004236552A | 24 |
| US6425715B1 | 23 |
| WO2006006226A1 | 23 |
| JP2002068304A | 22 |
What Percentage of Marubeni US Patent Applications were Granted?
Marubeni (Excluding its subsidiaries) has filed 40 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 29 have been granted leading to a grant rate of 74.36%.
Below are the key stats of Marubeni patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Marubeni?
| Law Firm | Total Application | Success Rate |
| Bracewell Llp | 7 | 71.43% |
| Womble Bond Dickinson Us Llp | 5 | 100.00% |
| David A Rose | 3 | 66.67% |
| Morgan Lewis & Bockius Llp Wa | 3 | 100.00% |
| Oblon Mcclelland Maier & Neustadt L L P | 3 | 66.67% |
| Holtz Holtz & Volek Pc | 2 | 0.00% |
| Steven G Lisa | 2 | 100.00% |
| A C Entis Ip Ltd | 1 | 100.00% |
| Alvin T Rockhill | 1 | 100.00% |
| Bachman & Lapointe P C | 1 | 0.00% |
EXCLUSIVE INSIGHTS COMING SOON!
What are Marubeni key innovation segments?
What Technologies are Covered by Marubeni?
The chart below distributes patents filed by Marubeni in different countries on the basis of the technology protected in patents. It also represents the markets where Marubeni thinks it’s important to protect particular technology inventions.
R&D Focus: How Marubeni search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by Marubeni?