Chubu Electric Power has a total of 1715 patents globally, out of which 826 have been granted. Of these 1715 patents, more than 29% patents are active. Japan is where Chubu Electric Power has filed the maximum number of patents, followed by Europe and the United States of America. Parallelly, Japan seems to be the main focused R&D centre and also is the origin country of Chubu Electric Power.
Chubu Electric Power was founded in the year 1951. Energy services are provided by Chubu Electric Power. The business produces, transmits, distributes, and sells electricity in addition to providing gas. As of February 2023, Chubu Electric Power has a market cap of $8.17 Billion.
Do read about some of the most popular patents of Chubu Electric Power which have been covered by us in this article and also you can find Chubu Electric Power patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Chubu Electric Power patent portfolio.
How many patents does the founder of Chubu Electric Power have?
The founder Douglas MacArthur have 2 patents.
How many patents does Chubu Electric Power have?
Chubu Electric Power has a total of 1715 patents globally. These patents belong to 1574 unique patent families. Out of 1715 patents, 506 patents are active.
How Many Patents did Chubu Electric Power 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 | Chubu Electric Power Applications Filed | Chubu Electric Power Patents Granted |
| 2022 | 3 | 16 |
| 2021 | 22 | 22 |
| 2020 | 26 | 15 |
| 2019 | 36 | 18 |
| 2018 | 34 | 15 |
| 2017 | 35 | 33 |
| 2016 | 28 | 30 |
| 2015 | 22 | 30 |
| 2014 | 25 | 48 |
| 2013 | 41 | 70 |
| 2012 | 53 | 56 |
| 2011 | 72 | 56 |
How many Chubu Electric Power patents are Alive/Dead?
How Many Patents did Chubu Electric Power File in Different Countries?
Countries in which Chubu Electric Power Filed Patents
| Country | Patent |
| Japan | 1563 |
| Europe | 35 |
| United States Of America | 30 |
| China | 18 |
| Germany | 11 |
| Korea (South) | 10 |
| Australia | 3 |
| Spain | 2 |
| Taiwan | 2 |
| Poland | 1 |
| Brazil | 1 |
| Hong Kong (S.A.R.) | 1 |
| India | 1 |
| Viet Nam | 1 |
| Canada | 1 |
| Finland | 1 |
Where are Research Centres of Chubu Electric Power Patents Located?
10 Best Chubu Electric Power Patents
JP2004096566A is the most popular patent in the Chubu Electric Power portfolio. It has received 124 citations so far from companies like Murata Manufacturing, Kansai Electric Power.
Below is the list of 10 most cited patents of Chubu Electric Power:
| Publication Number | Citation Count |
| JP2004096566A | 124 |
| JP2010154635A | 74 |
| JP2005117751A | 73 |
| US6537517B1 | 59 |
| US20060021788A1 | 59 |
| JP2004172734A | 58 |
| JP2010236877A | 53 |
| WO2003040058A1 | 52 |
| JP2007003296A | 51 |
| JP2008004422A | 47 |
How many inventions of other companies were rejected due to Chubu Electric Power patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Chubu Electric Power invention. They couldn’t because Chubu Electric Power had protected those before them.
Examiners at the USPTO referred 10 Chubu Electric Power patents in 43 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Chubu Electric Power patent portfolio are Sumitomo Electric, Apple and Hyundai.
List of the Companies whose Patents were rejected citing Chubu Electric Power –
| Company | Number of Patent Applications that faced Rejection Citing Chubu Electric Power Patents | Number of Rejections (102 & 103) |
| Sumitomo Electric | 2 | 3 |
| Apple | 2 | 4 |
| Hyundai | 2 | 3 |
| Doowon Climate Control | 1 | 2 |
| Samsung | 1 | 1 |
| Pelco | 1 | 2 |
| Fraunhofer Society | 1 | 1 |
| Exxonmobil | 1 | 1 |
| Gesellschaft | 1 | 1 |
| Panasonic | 1 | 2 |
Count of 102 and 103 Type Rejections based on Chubu Electric Power Patents
What Percentage of Chubu Electric Power US Patent Applications were Granted?
Chubu Electric Power (Excluding its subsidiaries) has filed 48 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 37 have been granted leading to a grant rate of 78.72%.
Below are the key stats of Chubu Electric Power patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Chubu Electric Power?
| Law Firm | Total Applications | Success Rate |
| Roberts & Roberts | 7 | 85.71% |
| Oliff | 6 | 83.33% |
| Oblon Mcclelland Maier & Neustadt | 5 | 100% |
| Studebaker & Brackett | 4 | 100% |
| Dickinson Wright | 3 | 100% |
| Morris Manning & Martin | 3 | 66.67% |
| Whda | 3 | 66.67% |
| Birch Stewart Kolasch & Birch | 3 | 100% |
| Marshall Gerstein & Borun | 2 | 100% |
| Wenderoth Lind & Ponack | 2 | 100% |