Keppel has a total of 702 patents globally, out of which 453 have been granted. Of these 702 patents, more than 35% patents are active. The United States of America is where Keppel has filed the maximum number of patents, followed by Singapore and China. Parallelly, Singapore seems to be the main focused R&D centre and also is the origin country of Keppel.
Keppel was founded in the year 1968. Keppel Corporation’s core businesses are offshore and marine, infrastructure, property investment and development, telecommunications and transportation, energy, and engineering. As of March 2023, Keppel has a market cap of $7.25 Billion.
Do read about some of the most popular patents of Keppel which have been covered by us in this article and also you can find Keppel patents information, the worldwide patent filing activity and its patent filing trend over the years, and many other stats over Keppel patent portfolio.
How many patents does the CEO of Keppel have?
The CEO Loh Chin Hua have 0 patents.
How many patents does Keppel have?
Keppel has a total of 702 patents globally. These patents belong to 235 unique patent families. Out of 702 patents, 246 patents are active.
How Many Patents did Keppel 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 | Keppel Applications Filed | Keppel Patents Granted |
| 2023 | – | 4 |
| 2022 | 6 | 14 |
| 2021 | 2 | 15 |
| 2020 | 4 | 23 |
| 2019 | 17 | 30 |
| 2018 | 13 | 32 |
| 2017 | 18 | 46 |
| 2016 | 46 | 58 |
| 2015 | 60 | 42 |
| 2014 | 75 | 26 |
| 2013 | 72 | 16 |
| 2012 | 63 | 14 |
| 2011 | 46 | 19 |
How many Keppel patents are Alive/Dead?
How Many Patents did Keppel File in Different Countries?
Countries in which Keppel Filed Patents
| Country | Patent |
| United States Of America | 104 |
| Singapore | 99 |
| China | 63 |
| Europe | 55 |
| Germany | 36 |
| Norway | 32 |
| Korea (South) | 29 |
| Brazil | 27 |
| Malaysia | 21 |
| Australia | 20 |
| Canada | 18 |
| Hong Kong (S.A.R.) | 15 |
| Russia | 12 |
| Indonesia | 11 |
| Mexico | 10 |
| United Kingdom | 8 |
| India | 7 |
| Denmark | 7 |
| Spain | 6 |
| Italy | 6 |
| Viet Nam | 5 |
| Africa | 6 |
| Austria | 5 |
| Macao | 3 |
| Japan | 3 |
| Taiwan | 3 |
| Poland | 3 |
| Turkmenistan | 2 |
| Azerbaijan | 2 |
| Netherlands | 2 |
| Portugal | 2 |
| Brunei | 2 |
| South Africa | 1 |
| France | 1 |
| Philippines | 1 |
Where are Research Centres of Keppel Patents Located?
10 Best Keppel Patents
US20080085700A1 is the most popular patent in the Keppel portfolio. It has received 130 citations so far from companies like Microsoft, Sybase and IBM.
Below is the list of 10 most cited patents of Keppel:
| Publication Number | Citation Count |
| US20080085700A1 | 130 |
| US6447208B1 | 71 |
| US20090196712A1 | 56 |
| US7036598B2 | 49 |
| US6491477B2 | 44 |
| US6503023B2 | 43 |
| US6371697B2 | 41 |
| WO2011010937A1 | 37 |
| WO2002020938A1 | 36 |
| WO2006004417A1 | 35 |
How many inventions of other companies were rejected due to Keppel patents?
The statistics below share strategic R&D insights. It tells the companies that were trying to protect inventions similar to Keppel invention. They couldn’t because Keppel had protected those before them.
Examiners at the USPTO referred 40 Keppel patents in 142 rejections (35 USC § 102 or 35 USC § 103 types).
The top citing companies in the Keppel patent portfolio are General Electric, Single Buoy Moorings and Baker Hughess.
List of the Companies whose Patents were rejected citing Keppel –
| Company | Number of Patent Applications that faced Rejection Citing Keppel Patents | Number of Rejections (102 & 103) |
| General Electric | 3 | 4 |
| Single Buoy Moorings | 3 | 7 |
| Baker Hughes | 3 | 4 |
| Conocophillips | 3 | 5 |
| Samsung | 2 | 3 |
| Maersk Drilling | 2 | 2 |
| Siemens | 2 | 3 |
| Ensco | 2 | 2 |
| Gaztransport | 2 | 2 |
| Itrec Bv | 2 | 2 |
Count of 102 and 103 Type Rejections based on Keppel Patents
Top Keppel Patents used in Rejecting Most Patent Applications
| Patent Number | Count of Rejected Applications |
| US7186061B2 | 6 |
| US20080085700A1 | 5 |
| US8640340B2 | 4 |
| US6447208B1 | 4 |
| US6491477B2 | 4 |
| US8864420B2 | 3 |
| US8671863B2 | 3 |
| US7033115B2 | 3 |
| US9657246B2 | 3 |
| US20090275331A1 | 2 |
| US9194151B2 | 2 |
| US6503023B2 | 2 |
| US9302746B2 | 2 |
| US20090196712A1 | 2 |
| US6932542B2 | 2 |