Inventive Activity for Climate Change Mitigation: An Insight into the Maritime Industry
Abstract
:1. Introduction
- RQ1:
- Which countries and knowledge centres are leaders in the area of climate change mitigation technologies related to maritime or waterway transport?
- RQ2:
- Is the inventive activity in the area of climate change mitigation in maritime transport as intensified as it is in other transport modes?
- RQ3:
- Which areas of technical knowledge in the field of climate change mitigation in maritime or waterway transport are the primary focus of development?
2. Research Background
2.1. Building Knowledge Based on Patent Analysis
2.2. Patents versus Climate Change
- Road transport of goods or passengers (Y02T10/00);
- Transportation of goods or passengers via railways, e.g., energy recovery or reducing air resistance (Y02T30/00);
- Aeronautics or air transport (Y02T50/00);
- Maritime or waterway transport (Y02T70/00);
- Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation (Y02T90/00).
3. Research Methodology
4. Results and Discussion
4.1. The Transportation and Maritime Collections—General Overview
4.2. Maritime Transport versus Other Transport Modes
4.3. Technology Fields in Maritime Transport
5. Limitations and Future Research
6. Conclusions
Funding
Data Availability Statement
Conflicts of Interest
References
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CPC Subclass Code | Title |
---|---|
Y02A | Technologies for adaptation to climate change. |
Y02B | Climate change mitigation technologies related to buildings, e.g., housing, house appliances or related end-user applications. |
Y02C | Capture, storage, sequestration or disposal of greenhouse gases. |
Y02D | Climate change mitigation technologies in information and communication technologies, i.e., information and communication technologies aiming at reduction in their own energy use. |
Y02E | Reduction in greenhouse gas emissions, related to energy generation, transmission or distribution. |
Y02P | Climate change mitigation technologies in the production or processing of goods. |
Y02T | Climate change mitigation technologies related to transportation. |
Y02W | Climate change mitigation technologies related to wastewater treatment or waste management. |
CPC Code | Tittle | Number of Patent Families 1 January 2000–31 December 2022 | |
---|---|---|---|
Section: | Y | General tagging of new technological developments. | 3,299,613 |
Class: | Y02 | Technologies or applications for mitigation or adaptation against climate change. | 2,152,976 |
Subclass: | Y02T | Climate change mitigation technologies related to transportation. | 285,119 |
Main group: | Y02T70/00 | Maritime or waterway transport. | 5656 |
Main Groups | Title | Number of Patents | Number of Backward Citations | Number of Forward Citations | Technological Influence | Backward Citations per Patent | Number of Main Groups | Patent Power |
---|---|---|---|---|---|---|---|---|
Y02T10/00 | Road transport of goods or passengers | 238,332 | 551,143 | 505,186 | 2.12 | 2.31 | 4866 | 0.02 |
Y02T30/00 | Transportation of goods or passengers via railways, e.g., energy recovery or reducing air resistance | 4190 | 9559 | 6941 | 1.66 | 2.28 | 1160 | 0.28 |
Y02T50/00 | Aeronautics or air transport | 29,185 | 98,974 | 72,201 | 2.47 | 3.39 | 3496 | 0.12 |
Y02T70/00 | Maritime or waterway transport | 5656 | 13,259 | 10,341 | 1.83 | 2.34 | 1321 | 0.23 |
Y02T90/00 | Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation | 38,965 | 90,155 | 95,095 | 2.44 | 2.31 | 2853 | 0.07 |
Subgroup | Title | Number of Patents | Number of Backward Citations | Number of Forward Citations | Technological Influence | Backward Citations per Patent | Number of Main Groups | Patent Power |
---|---|---|---|---|---|---|---|---|
Y02T70/10 | Measures concerning design or construction of watercraft hulls | 3060 | 6801 | 4898 | 1.60 | 2.22 | 686 | 0.22 |
Y02T70/50 | Measures to reduce greenhouse gas emissions related to the propulsion system | 2178 | 5454 | 4674 | 2.15 | 2.50 | 741 | 0.34 |
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Wagner, N. Inventive Activity for Climate Change Mitigation: An Insight into the Maritime Industry. Energies 2023, 16, 7403. https://doi.org/10.3390/en16217403
Wagner N. Inventive Activity for Climate Change Mitigation: An Insight into the Maritime Industry. Energies. 2023; 16(21):7403. https://doi.org/10.3390/en16217403
Chicago/Turabian StyleWagner, Natalia. 2023. "Inventive Activity for Climate Change Mitigation: An Insight into the Maritime Industry" Energies 16, no. 21: 7403. https://doi.org/10.3390/en16217403
APA StyleWagner, N. (2023). Inventive Activity for Climate Change Mitigation: An Insight into the Maritime Industry. Energies, 16(21), 7403. https://doi.org/10.3390/en16217403