Identifying the impact of patent family on the patent trajectory: A case of thin film solar cells technological trajectories

作者：

Highlights：

• Mapping technological trajectories using patent family and main path.

• Exploring the extent to which the patent family affects the technological evolvement of the path.

• R&D focus based on patent analysis methodology.

• Identify significant firms related to thin film solar technology based on patent analysis.

• Technological changes in the development of thin-film solar cell technology are explored.

摘要

•Mapping technological trajectories using patent family and main path.•Exploring the extent to which the patent family affects the technological evolvement of the path.•R&D focus based on patent analysis methodology.•Identify significant firms related to thin film solar technology based on patent analysis.•Technological changes in the development of thin-film solar cell technology are explored.

论文关键词：MPA,Patent family,Technological trajectory,Thin-film solar technology,Patent citation

论文评审过程：Received 17 April 2020, Revised 18 February 2021, Accepted 19 February 2021, Available online 3 March 2021, Version of Record 3 March 2021.

论文官网地址：https://doi.org/10.1016/j.joi.2021.101143