高压气态储氢技术形势分析
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周树辉, 王秀林, 段品佳, 张瑜, 隋依言, 卢璐
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Analysis of high-pressure gaseous hydrogen storage technology
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Shuhui ZHOU, Xiulin WANG, Pinjia DUAN, Yu ZHANG, Yiyan SUI, Lu LU
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表6 各省市年度专利申请情况
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Table 6 Annual patent applications by provinces
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| 申请年 | 北京 | 江苏 | 浙江 | 上海 | 广东 | 辽宁 | 四川 | 安徽 | 河北 | 山东 |
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| 2003 | 1 | 0 | 1 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | | 2004 | 0 | 0 | 0 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | | 2005 | 2 | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | | 2006 | 2 | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 2 | 0 | | 2007 | 3 | 0 | 0 | 3 | 1 | 0 | 1 | 0 | 2 | 1 | | 2008 | 0 | 3 | 3 | 3 | 0 | 1 | 2 | 0 | 2 | 0 | | 2009 | 4 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | | 2010 | 2 | 2 | 0 | 2 | 0 | 1 | 3 | 0 | 1 | 0 | | 2011 | 2 | 5 | 3 | 2 | 2 | 4 | 0 | 0 | 1 | 1 | | 2012 | 2 | 3 | 6 | 1 | 2 | 5 | 0 | 0 | 0 | 0 | | 2013 | 15 | 3 | 14 | 3 | 4 | 4 | 0 | 2 | 1 | 1 | | 2014 | 8 | 0 | 10 | 11 | 0 | 4 | 2 | 0 | 0 | 0 | | 2015 | 11 | 5 | 6 | 2 | 0 | 2 | 2 | 1 | 14 | 1 | | 2016 | 4 | 4 | 6 | 4 | 2 | 0 | 0 | 2 | 1 | 0 | | 2017 | 21 | 25 | 9 | 7 | 12 | 1 | 7 | 8 | 5 | 7 | | 2018 | 31 | 20 | 12 | 10 | 6 | 2 | 4 | 6 | 0 | 4 | | 2019 | 20 | 41 | 9 | 18 | 5 | 4 | 13 | 4 | 5 | 6 | | 2020 | 40 | 34 | 25 | 7 | 17 | 15 | 13 | 14 | 4 | 9 | | 2021 | 31 | 37 | 13 | 17 | 8 | 10 | 5 | 11 | 3 | 9 | | 2022 | 2 | 5 | 2 | 1 | 0 | 0 | 2 | 0 | 0 | 0 |
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