Hiroshi Ishikawa

905 papers and 22.2k indexed citations i.

About

Hiroshi Ishikawa is a scholar working on Electrical and Electronic Engineering, Ophthalmology and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, Hiroshi Ishikawa has authored 905 papers receiving a total of 22.2k indexed citations (citations by other indexed papers that have themselves been cited), including 263 papers in Electrical and Electronic Engineering, 179 papers in Ophthalmology and 170 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in Hiroshi Ishikawa’s work include Glaucoma and retinal disorders (159 papers), Photonic and Optical Devices (133 papers) and Semiconductor Lasers and Optical Devices (121 papers). Hiroshi Ishikawa is often cited by papers focused on Glaucoma and retinal disorders (159 papers), Photonic and Optical Devices (133 papers) and Semiconductor Lasers and Optical Devices (121 papers). Hiroshi Ishikawa collaborates with scholars based in Japan, United States and Germany. Hiroshi Ishikawa's co-authors include Joel S. Schuman, Gadi Wollstein, Edgar Simo‐Serra, Tetsuo Sakai, Satoshi Iizuka, Hiroshi Miyamura, Nobuhiro Kuriyama, James G. Fujimoto, Larry Kagemann and Mitsuru Sugawara and has published in prestigious journals such as New England Journal of Medicine, Journal of Biological Chemistry and Angewandte Chemie International Edition.

In The Last Decade

Co-authorship network of co-authors of Hiroshi Ishikawa

This figure shows the co-authorship network connecting the top 25 collaborators of Hiroshi Ishikawa. A scholar is included among the top collaborators of Hiroshi Ishikawa based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Hiroshi Ishikawa. Hiroshi Ishikawa is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

Fields of papers citing papers by Hiroshi Ishikawa

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Hiroshi Ishikawa. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Hiroshi Ishikawa. The network helps show where Hiroshi Ishikawa may publish in the future.

Countries citing papers authored by Hiroshi Ishikawa

Since Specialization
Citations

This map shows the geographic impact of Hiroshi Ishikawa's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Hiroshi Ishikawa with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Hiroshi Ishikawa more than expected).

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar’s output or impact.

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2026