A. O. Smith has a total of 1903 patents globally, out of which 1284 have been granted. Of these 1903 patents, more than 58% patents are active. China is where A. O. Smith has filed the maximum number of patents, followed by United States of America and Canada, it has generated an annual revenue of $3.53 billion in the year 2021. Parallelly, China seems to be the main focused R&D center of A. O. Smith.
A. O. Smith was founded in the year 1874 by Charles Jeremiah Smith as C. J. Smith and Sons. Company is doing business in manufacturing of both residential and commercial water heaters and boilers. As of April 2022, A. O. Smith has a market cap of $9.94 Billion.
Do read about some of the most popular patents of A. O. Smith which have been covered by us in this article and also you can find A. O. Smith patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over A. O. Smith patent portfolio.
How many patents does the founder and the CEO of A. O. Smith have?
The founder, Charles Jeremiah Smith has 0 patents. The CEO, Kevin J. Wheeler has 0 patents.
How many patents does A. O. Smith have?
A. O. Smith has a total of 1903 patents globally. These patents belong to 1266 unique patent families. Out of 1903 patents, 1107 patents are active.
How Many Patents did A. O. Smith 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 | A. O. Smith Applications Filed | A. O. Smith Patents Granted |
| 2011 | 46 | 65 |
| 2012 | 65 | 55 |
| 2013 | 33 | 61 |
| 2014 | 45 | 60 |
| 2015 | 102 | 67 |
| 2016 | 106 | 107 |
| 2017 | 90 | 74 |
| 2018 | 109 | 99 |
| 2019 | 90 | 102 |
| 2020 | 74 | 100 |
| 2021 | 79 | 101 |
| 2022 | 1 | 48 |
How many A. O. Smith patents are Alive/Dead?
Worldwide Patents
How Many Patents did A. O. Smith File in Different Countries?
Countries in which A. O. Smith Filed Patents
| Country | Patents |
| China | 1053 |
| United States Of America | 320 |
| Canada | 148 |
| India | 68 |
| Europe | 51 |
| Mexico | 50 |
| Australia | 19 |
| Germany | 15 |
| Hong Kong (S.A.R.) | 11 |
| Vietnam | 10 |
| Brazil | 6 |
| United Kingdom | 5 |
| France | 4 |
| Indonesia | 3 |
| Spain | 3 |
| Malaysia | 3 |
| Poland | 2 |
| Japan | 2 |
| Austria | 2 |
| Gulf Cooperation Council | 1 |
| Portugal | 1 |
| Hungary | 1 |
| Argentina | 1 |
| South Africa | 1 |
| Ecuador | 1 |
| Colombia | 1 |
| Netherlands | 1 |
| Korea (South) | 1 |
| Honduras | 1 |
| Israel | 1 |
| Italy | 1 |
Where are Research Centers of A. O. Smith Patents Located?
10 Best A. O. Smith Patents
US6633726B2 is the most popular patent in the A. O. Smith portfolio. It has received 139 citations so far from companies like Rheem Manufacturing, Phillips, and Honeywell.
Below is the list of 10 most cited patents of A. O. Smith:
| Publication Number | Citation Count |
| US6633726B2 | 139 |
| US20030093186A1 | 117 |
| US6694926B2 | 104 |
| US6795644B2 | 102 |
| US20020000545A1 | 91 |
| US7183741B2 | 74 |
| US7117825B2 | 69 |
| US6619951B2 | 65 |
| US6428312B1 | 65 |
| USRE37745E1 | 62 |
Which Companies are using A. O. Smith Patents to Advance their Research?
If patents or patents from a particular technology area of a company receive a lot of citations, it implies that the technology is being followed and incrementally innovated by the citing companies. It also indicates that citing companies are working on similar and closely related technologies.
The top citing companies in the A. O. Smith patent portfolio are Haier, Rheem Manufacturing, and Bradford White.
List of the top forward citing Companies –
| Company | Number of Patents |
| Haier | 15 |
| Rheem Manufacturing | 12 |
| Bradford White | 6 |
| Emerson Electric | 6 |
| Regal Beloit America | 5 |
| Noritz | 5 |
| The Marley-Wylain | 4 |
| Robert Bosch Gmbh | 3 |
| Ademco Inc | 3 |
| JPMorgan Chase | 3 |
Count of 102 and 103 Type Rejections based on A. O. Smith Patents
Top A. O. Smith Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US7346274B2 | 10 |
| US6633726B2 | 7 |
| US8111980B2 | 7 |
| US8068727B2 | 6 |
| US7574120B2 | 5 |
| US6455820B2 | 5 |
| US8061308B2 | 4 |
| US8366014B2 | 4 |
| US6795644B2 | 4 |
| US8286594B2 | 4 |
| US7421784B2 | 4 |
| US7506617B2 | 4 |
| US8844472B2 | 4 |
| US7644686B2 | 3 |
| US20090308332A1 | 3 |
What Percentage of A. O. Smith US Patent Applications were Granted?
A. O. Smith (Excluding its subsidiaries) has filed 138 patent applications at USPTO so far (Excluding Design and PCT applications). Out of these 128 have been granted leading to a grant rate of 93.43%.
Below are the key stats of A. O. Smith patent prosecution at the USPTO.
Which Law Firms Filed Most US Patents for A. O. Smith?
| Law Firm | Total Application | Success Rate |
| Michael Best & Friedrich Llp Regal Beloit | 72 | 95.77% |
| Michael Best & Friedrich Llp Mke | 47 | 91.49% |
| Dennison Associates | 5 | 80.00% |
| David R Price | 4 | 75.00% |
| Michael Best & Friedrich Llp Bemis | 3 | 100.00% |
| Michael Best & Friedrich Llp A O Smith | 2 | 100.00% |
| Michael P Mazza | 2 | 100.00% |
| A O Smith Corporation | 1 | 100.00% |
| Kilpatrick Townsend & Stockton Llp East Coast | 1 | 100.00% |
| Oppenheimer Wolff And Donnelly Llp | 1 | 100.00% |
EXCLUSIVE INSIGHTS COMING SOON!
What are A. O. Smith key innovation segments?
What Technologies are Covered by A. O. Smith?
The chart below distributes patents filed by A. O. Smith in different countries on the basis of the technology protected in patents. It also represents the markets where A. O. Smith thinks it’s important to protect particular technology inventions.
R&D Focus: How A. O. Smith search focus changed over the years?
EXCLUSIVE INSIGHTS COMING SOON!
Interested in knowing about the areas of innovation that are being protected by A. O. Smith?