Ikegami Tsushinki has a total of 472 patents globally, out of which 385 have been granted. Of these 472 patents, more than 47% patents are active. Japan is where Ikegami Tsushinki has filed the maximum number of patents, followed by United States of America and Europe. Parallelly, Japan seems to be the main focused R&D centre and also is the origin country of Ikegami Tsushinki.
Ikegami Tsushinki was founded in the year 1948. The Company’s line of business includes provides trucking or transfer services.
Do read about some of the most popular patents of Ikegami Tsushinki which have been covered by us in this article and also you can find Ikegami Tsushinki patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Ikegami Tsushinki patent portfolio.
How many patents does Ikegami Tsushinki have?
Ikegami Tsushinki has a total of 472 patents globally. These patents belong to 439 unique patent families. Out of 472 patents, 222 patents are active.
How Many Patents did Ikegami Tsushinki 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 | Ikegami Tsushinki Applications Filed | Ikegami Tsushinki Patents Granted |
| 2023 | 2 | 14 |
| 2022 | 3 | 16 |
| 2021 | 4 | 22 |
| 2020 | 9 | 17 |
| 2019 | 16 | 17 |
| 2018 | 22 | 13 |
| 2017 | 30 | 9 |
| 2016 | 26 | 13 |
| 2015 | 23 | 10 |
| 2014 | 13 | 17 |
| 2013 | 12 | 15 |
| 2012 | 14 | 20 |
How many Ikegami Tsushinki patents are Alive/Dead?
How Many Patents did Ikegami Tsushinki File in Different Countries?
Countries in which Ikegami Tsushinki Filed Patents
| Country | Patents |
| Japan | 438 |
| United States Of America | 14 |
| Europe | 4 |
| Germany | 3 |
| China | 2 |
| Mexico | 1 |
| Austria | 1 |
| Canada | 1 |
| United Kingdom | 1 |
| Switzerland | 1 |
| Australia | 1 |
Where are Research Centres of Ikegami Tsushinki Patents Located?
10 Best Ikegami Tsushinki Patents
USD504904S1 is the most popular patent in the Ikegami Tsushinki portfolio. It has received 118 citations so far from companies like Panasonic, Gopro and Nikon.
Below is the list of 10 most cited patents of Ikegami Tsushinki:
| Publication Number | Citation Count |
| USD504904S1 | 118 |
| USD617360S1 | 59 |
| JP2010213091A | 34 |
| JP2003128233A | 34 |
| USD508934S1 | 31 |
| JP2007057421A | 28 |
| USD507804S1 | 25 |
| JP2006142236A | 25 |
| USD508710S1 | 20 |
| JP2004048360A | 16 |
What Percentage of Ikegami Tsushinki US Patent Applications were Granted?
Ikegami Tsushinki (Excluding its subsidiaries) has filed 60 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 54 have been granted leading to a grant rate of 90.0%.
Below are the key stats of Ikegami Tsushinki patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for Ikegami Tsushinki?
| Law Firm | Total Applications | Success Rate |
| Oliff Plc | 12 | 91.67% |
| Spencer & Frank | 10 | 70.00% |
| Venable | 5 | 100.00% |
| Spencer And Frank | 4 | 100.00% |
| Nils H Ljungman | 3 | 100.00% |
| Finnegan Henderson Farabow | 2 | 100.00% |
| Metrolex Ip Law Group Pllc | 2 | 100.00% |
| Birch Stewart Kolasch & Birch Llp | 1 | 100.00% |
| Factor Intellectual Property Law | 1 | 100.00% |
| Fish & Richardson | 1 | 100.00% |
What are Ikegami Tsushinki key innovation segments?
What Technologies are Covered by Ikegami Tsushinki?
The chart below distributes patents filed by Ikegami Tsushinki