Hamamatsu Photonics has a total of 18284 patents globally, out of which 10958 have been granted. Of these 18284 patents, more than 79% patents are active. Japan is where Hamamatsu Photonics has filed the maximum number of patents, followed by United States of America and China. Parallelly, Japan seems to be the main focused R&D centre of Hamamatsu Photonics.
Hamamatsu Photonics was founded in the year 1953. Company is a Japanese manufacturer of optical sensors, electric light sources, and other optical devices and their applied instruments for scientific, technical and medical use.
Do read about some of the most popular patents of Hamamatsu Photonics which have been covered by us in this article and also you can find Hamamatsu Photonics patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Hamamatsu Photonics patent portfolio.
How many patents does Hamamatsu Photonics have?
Hamamatsu Photonics has a total of 18284 patents globally. These patents belong to 6313 unique patent families. Out of 18284 patents, 14599 patents are active.
How Many Patents did Hamamatsu Photonics 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 | Hamamatsu Photonics Applications Filed | Hamamatsu Photonics Patents Granted |
| 2022 | 314 | 669 |
| 2021 | 876 | 752 |
| 2020 | 900 | 655 |
| 2019 | 1048 | 731 |
| 2018 | 1382 | 648 |
| 2017 | 880 | 735 |
| 2016 | 906 | 730 |
| 2015 | 621 | 569 |
| 2014 | 725 | 621 |
| 2013 | 826 | 636 |
| 2012 | 696 | 589 |
| 2011 | 767 | 554 |
How many Hamamatsu Photonics patents are Alive/Dead?
How Many Patents did Hamamatsu Photonics File in Different Countries?
Countries in which Hamamatsu Photonics Filed Patents
| Country | Patents |
| Japan | 5545 |
| United States Of America | 2792 |
| China | 2066 |
| Europe | 1583 |
| Germany | 1402 |
| Korea (South) | 1010 |
| Taiwan | 997 |
| Australia | 226 |
| United Kingdom | 83 |
| Spain | 57 |
| Israel | 46 |
| Austria | 39 |
| Singapore | 39 |
| Malaysia | 36 |
| Italy | 34 |
| Canada | 21 |
| Denmark | 20 |
| Switzerland | 18 |
| India | 13 |
| Philippines | 12 |
| Finland | 9 |
| Hungary | 6 |
| Russia | 6 |
| Netherlands | 6 |
| Portugal | 3 |
| Eurasia | 2 |
| Viet Nam | 2 |
| Norway | 2 |
| Lithuania | 1 |
| Hong Kong (S.A.R.) | 1 |
Where are Research Centres of Hamamatsu Photonics Patents Located?
10 Best Hamamatsu Photonics Patents
JP3408805B2 is the most popular patent in the Hamamatsu Photonics portfolio. It has received 764 citations so far from companies like Panasonic Corporation and Sumitomo Electric Industries.
Below is the list of 10 most cited patents of Hamamatsu Photonics:
| Publication Number | Citation Count |
| JP3408805B2 | 764 |
| US6992026B2 | 462 |
| WO2003077295A1 | 240 |
| WO2002022301A1 | 210 |
| US7396742B2 | 176 |
| JP2002192371A | 174 |
| WO2008004547A1 | 167 |
| US7566635B2 | 165 |
| US7547613B2 | 149 |
| US7605344B2 | 148 |