Kaman Corporation has a total of 487 patents globally, out of which 257 have been granted. Of these 487 patents, more than 51% patents are active. Europe (EPO) is where Kaman Corporation has filed the maximum number of patents, followed by Germany and the USA. Parallelly, the USA seems to be the main focused R&D centre of Kaman Corporation and is also the origin country of the firm.
Kaman Corporation was founded in the year 1945 by Charles Kaman. The company provides aerostructures, bearings and components for the aerospace and defense, medical and industrial markets.
Do read about some of the most popular patents of Kaman Corporation which have been covered by us in this article and also you can find Kaman Corporation patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Kaman Corporation patent portfolio.
How many patents does Kaman Corporation have?
Kaman Corporation has a total of 487 patents globally. These patents belong to 180 unique patent families. Out of 487 patents, 250 patents are active.
How Many Patents did Kaman Corporation 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 | Kaman Corporation Applications Filed | Kaman Corporation Patents Granted |
| 2022 | 1 | 10 |
| 2021 | – | 11 |
| 2020 | 8 | 15 |
| 2019 | 18 | 18 |
| 2018 | 20 | 22 |
| 2017 | 9 | 23 |
| 2016 | 15 | 21 |
| 2015 | 24 | 12 |
| 2014 | 22 | 7 |
| 2013 | 23 | 11 |
| 2012 | 25 | 27 |
| 2011 | 17 | 16 |
How many Kaman Corporation patents are Alive/Dead?
Worldwide Patents
How Many Patents did Kaman Corporation File in Different Countries?
List of Countries in which Kaman Corporation Filed Patents
| Country | Patents |
| Europe | 88 |
| Germany | 84 |
| United States Of America | 69 |
| Austria | 51 |
| Japan | 38 |
| China | 13 |
| Australia | 9 |
| Taiwan | 8 |
| France | 7 |
| India | 7 |
| Canada | 5 |
| Spain | 5 |
| Hong Kong (S.A.R.) | 5 |
| Poland | 5 |
| Brazil | 3 |
| Korea (South) | 3 |
| Israel | 2 |
| United Kingdom | 2 |
| Mexico | 2 |
| Portugal | 2 |
| Italy | 2 |
| South Africa | 2 |
| Denmark | 2 |
| Norway | 2 |
| Russia | 1 |
| Hungary | 1 |
| Saudi Arabia | 1 |
| Slovakia | 1 |
Where are Research Centres of Kaman Corporation Patents Located?
10 Best Kaman Corporation Patents
US7055812B2 is the most popular patent in the Kaman Corporation portfolio. It has received 150 citations so far from companies like Fujifilm Corporation.
Below is the list of 10 most cited patents of Kaman Corporation:
| Publication Number | Citation Count |
| US7055812B2 | 150 |
| US7195523B2 | 129 |
| US6835084B2 | 124 |
| US7070455B2 | 102 |
| US6749358B2 | 98 |
| US8480437B2 | 74 |
| US20060224208A1 | 70 |
| US20030094812A1 | 68 |
| US6641141B2 | 67 |
| US7274964B2 | 66 |
What are Kaman Corporation‘s key innovation segments?
What Technologies are Covered by Kaman Corporation?
The chart below distributes patents filed by Kaman Corporation