{"id":"https://openalex.org/A5065723905","orcid":"https://orcid.org/0000-0001-6599-4091","observed_orcids":["https://orcid.org/0000-0001-6599-4091"],"display_name":"Keisuke Komiyama","raw_author_names":["K Komiyama","K. Komiyama","Keisuke KOMIYAMA","Keisuke Komiyama"],"full_name":"Keisuke Komiyama","works_count":51,"cited_by_count":581,"summary_stats":{"2yr_mean_citedness":0.0,"h_index":15,"i10_index":21},"ids":{"openalex":"https://openalex.org/A5065723905","orcid":"https://orcid.org/0000-0001-6599-4091","observed_orcids":["https://orcid.org/0000-0001-6599-4091"]},"affiliations":[{"institution":{"id":"https://openalex.org/I1287223417","ror":"https://ror.org/055tm7f07","display_name":"Ministry of Economy, Trade and Industry","country_code":"JP","type":"government","lineage":["https://openalex.org/I1287223417"]},"years":[2002]},{"institution":{"id":"https://openalex.org/I135598925","ror":"https://ror.org/00p4k0j84","display_name":"Kyushu University","country_code":"JP","type":"education","lineage":["https://openalex.org/I135598925"]},"years":[2021,2020,2019,2018,2017,2016,2015]},{"institution":{"id":"https://openalex.org/I4210097767","ror":"https://ror.org/00ex2fc97","display_name":"Kyushu University Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I135598925","https://openalex.org/I4210097767"]},"years":[2015]},{"institution":{"id":"https://openalex.org/I4210144416","ror":"https://ror.org/04tg98e93","display_name":"Aso Iizuka Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210144416"]},"years":[2023,2022]},{"institution":{"id":"https://openalex.org/I4405273829","ror":"https://ror.org/00j3eeb74","display_name":"National Metrology Institute of Japan","country_code":"JP","type":"government","lineage":["https://openalex.org/I4405273829","https://openalex.org/I73613424"]},"years":[2011,2010,2009,2008,2007,2005,2004]},{"institution":{"id":"https://openalex.org/I73613424","ror":"https://ror.org/01703db54","display_name":"National Institute of Advanced Industrial Science and Technology","country_code":"JP","type":"government","lineage":["https://openalex.org/I73613424"]},"years":[2011,2010,2009,2008,2007,2006,2005,2004,2003,2001,1992]}],"last_known_institutions":[{"id":"https://openalex.org/I4210144416","ror":"https://ror.org/04tg98e93","display_name":"Aso Iizuka Hospital","country_code":"JP","type":"healthcare","lineage":["https://openalex.org/I4210144416"]}],"topics":[{"id":"https://openalex.org/T11607","display_name":"Microwave and Dielectric Measurement Techniques","count":23,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11851","display_name":"Electromagnetic Compatibility and Measurements","count":18,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11218","display_name":"Hip disorders and treatments","count":16,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10512","display_name":"Orthopaedic implants and arthroplasty","count":15,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10069","display_name":"Antenna Design and Analysis","count":13,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"topic_share":[{"id":"https://openalex.org/T11607","display_name":"Microwave and Dielectric Measurement Techniques","value":0.0001527,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11851","display_name":"Electromagnetic Compatibility and Measurements","value":0.0001178,"subfield":{"id":"https://openalex.org/subfields/2208","display_name":"Electrical and Electronic Engineering"},"field":{"id":"https://openalex.org/fields/22","display_name":"Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11218","display_name":"Hip disorders and treatments","value":8.9e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10562","display_name":"Total Knee Arthroplasty Outcomes","value":6.31e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}},{"id":"https://openalex.org/T10512","display_name":"Orthopaedic implants and arthroplasty","value":4.83e-05,"subfield":{"id":"https://openalex.org/subfields/2746","display_name":"Surgery"},"field":{"id":"https://openalex.org/fields/27","display_name":"Medicine"},"domain":{"id":"https://openalex.org/domains/4","display_name":"Health Sciences"}}],"x_concepts":[{"id":"41008148","wikidata":"https://www.wikidata.org/wiki/Q21198","display_name":"Computer science","score":0.6054632663726807},{"id":"120665830","wikidata":"https://www.wikidata.org/wiki/Q14620","display_name":"Optics","score":0.5760806798934937},{"id":"121332964","wikidata":"https://www.wikidata.org/wiki/Q413","display_name":"Physics","score":0.5537981986999512},{"id":"127413603","wikidata":"https://www.wikidata.org/wiki/Q11023","display_name":"Engineering","score":0.37719225883483887},{"id":"62520636","wikidata":"https://www.wikidata.org/wiki/Q944","display_name":"Quantum mechanics","score":0.3711782693862915}],"counts_by_year":[{"year":1988,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1989,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":1992,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2001,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2002,"works_count":4,"oa_works_count":0,"cited_by_count":0},{"year":2003,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2004,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2005,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2006,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2007,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2008,"works_count":3,"oa_works_count":0,"cited_by_count":0},{"year":2009,"works_count":5,"oa_works_count":0,"cited_by_count":0},{"year":2010,"works_count":2,"oa_works_count":0,"cited_by_count":0},{"year":2011,"works_count":1,"oa_works_count":0,"cited_by_count":0},{"year":2012,"works_count":0,"oa_works_count":0,"cited_by_count":26},{"year":2013,"works_count":0,"oa_works_count":0,"cited_by_count":8},{"year":2014,"works_count":0,"oa_works_count":0,"cited_by_count":9},{"year":2015,"works_count":1,"oa_works_count":0,"cited_by_count":12},{"year":2016,"works_count":1,"oa_works_count":0,"cited_by_count":16},{"year":2017,"works_count":2,"oa_works_count":0,"cited_by_count":47},{"year":2018,"works_count":3,"oa_works_count":1,"cited_by_count":26},{"year":2019,"works_count":5,"oa_works_count":4,"cited_by_count":30},{"year":2020,"works_count":1,"oa_works_count":1,"cited_by_count":33},{"year":2021,"works_count":3,"oa_works_count":1,"cited_by_count":50},{"year":2022,"works_count":1,"oa_works_count":1,"cited_by_count":59},{"year":2023,"works_count":1,"oa_works_count":0,"cited_by_count":44},{"year":2024,"works_count":0,"oa_works_count":0,"cited_by_count":55},{"year":2025,"works_count":0,"oa_works_count":0,"cited_by_count":51},{"year":2026,"works_count":0,"oa_works_count":0,"cited_by_count":36}],"display_name_alternatives":["K Komiyama","K. Komiyama","Keisuke KOMIYAMA","Keisuke Komiyama"],"block_key":"k komiyama","works_api_url":"https://api.openalex.org/works?filter=author.id:A5065723905","updated_date":"2026-11-07T12:08:38","created_date":"2016-06-24T00:00:00"}