John Manufacturing Limited has a total of 378 patents globally, out of which 364 have been granted. Of these 378 patents, more than 3% patents are active. Hong Kong (S.A.R.) is where John Manufacturing Limited has filed the maximum number of patents, followed by Europe and China. Parallelly, Hong Kong (S.A.R.) seems to be the main focused R&D centre and also is the origin country of John Manufacturing Limited.
John Manufacturing Limited was founded in 1965. The company has shifted its emphasis towards the development of sterilization and disinfection products with a specific focus on enhancing air quality through germicidal functions.
Do read about some of the most popular patents of John Manufacturing Limited which have been covered by us in this article and also you can find John Manufacturing Limited patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over John Manufacturing Limited patent portfolio.
How many patents does John Manufacturing Limited have?
John Manufacturing Limited has a total of 378 patents globally. These patents belong to 299 unique patent families. Out of 378 patents, 13 patents are active.
How Many Patents did John Manufacturing Limited 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 | John Manufacturing Limited Applications Filed | John Manufacturing Limited Patents Granted |
| 2014 | – | 2 |
| 2013 | – | 6 |
| 2012 | 21 | 18 |
| 2011 | 25 | 41 |
| 2010 | 38 | 19 |
| 2009 | 3 | 8 |
| 2008 | – | 7 |
| 2007 | 7 | 15 |
| 2006 | 17 | 25 |
| 2005 | 131 | 150 |
| 2004 | 83 | 37 |
| 2003 | 26 | 36 |
How many John Manufacturing Limited patents are Alive/Dead?
Worldwide Patents
How Many Patents did John Manufacturing Limited File in Different Countries?
Countries in which John Manufacturing Limited Filed Patents
| Country | Patent |
| Hong Kong (S.A.R.) | 149 |
| Europe | 51 |
| China | 45 |
| United States Of America | 39 |
| United Kingdom | 35 |
| Germany | 21 |
| Japan | 19 |
| Indonesia | 9 |
| Australia | 4 |
| Canada | 2 |
| Malaysia | 2 |
| India | 1 |
| Turkey | 1 |
Where are Research Centers of John Manufacturing Limited Patents Located?
10 Best John Manufacturing Limited Patents
USD492800S1 is the most popular patent in the John Manufacturing Limited portfolio. It has received 43 citations so far from companies like Seasonal Specialties, Target Brands, Yiwu Dingfu Trading Co.
Below is the list of 10 most cited patents of John Manufacturing Limited:
| Publication Number | Citation Count |
| USD492800S1 | 43 |
| US7458481B2 | 38 |
| USD486467S1 | 38 |
| USD507360S1 | 35 |
| USD487504S1 | 31 |
| US7364605B2 | 22 |
| USD702865S1 | 21 |
| USD674531S1 | 21 |
| USD480275S1 | 18 |
| USD644365S1 | 17 |
What are John Manufacturing Limited key innovation segments?
What Technologies are Covered by John Manufacturing Limited?
The chart below distributes patents filed by John Manufacturing Limited