Osamu Kato

5.4k total citations · 1 hit paper
139 papers, 3.9k citations indexed

About

Osamu Kato is a scholar working on Public Health, Environmental and Occupational Health, Reproductive Medicine and Surgery. According to data from OpenAlex, Osamu Kato has authored 139 papers receiving a total of 3.9k indexed citations (citations by other indexed papers that have themselves been cited), including 40 papers in Public Health, Environmental and Occupational Health, 25 papers in Reproductive Medicine and 22 papers in Surgery. Recurrent topics in Osamu Kato's work include Reproductive Biology and Fertility (29 papers), Ovarian function and disorders (15 papers) and Assisted Reproductive Technology and Twin Pregnancy (13 papers). Osamu Kato is often cited by papers focused on Reproductive Biology and Fertility (29 papers), Ovarian function and disorders (15 papers) and Assisted Reproductive Technology and Twin Pregnancy (13 papers). Osamu Kato collaborates with scholars based in Japan, United States and Sri Lanka. Osamu Kato's co-authors include Masashige Kuwayama, Gábor Vajta, Stanley P. Leibo, Shoko Ieda, Keiichi Kato, Y. Takehara, Akira Yoshida, Qixin Guo, Shokichi Teramoto and Ed Stehlik and has published in prestigious journals such as Circulation, Journal of the American College of Cardiology and Journal of Applied Physics.

In The Last Decade

Osamu Kato

119 papers receiving 3.6k citations

Hit Papers

Highly efficient vitrification method for cryopreservatio... 2005 2026 2012 2019 2005 250 500 750
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. Highly efficient vitrification method for cryopreservation of human oocytes
    2005 930 citations Masashige Kuwayama, Gábor Vajta et al. Reproductive BioMedicine Online profile →

Peers

Osamu Kato
Kiyoshi Miyagawa Japan
Akira Iwasaki Japan
Shigeru Itoh Japan
Nicolae Suciu Romania
Jason P. Acker Canada
Hiroyuki Takeuchi Japan
Dayong Gao United States
E.G. Cravalho United States
S.A. Loening Germany
Xinhua Chen China
Kiyoshi Miyagawa Japan
Osamu Kato
Citations per year, relative to Osamu Kato Osamu Kato (= 1×) peers Kiyoshi Miyagawa

Countries citing papers authored by Osamu Kato

Since Specialization
Citations

This map shows the geographic impact of Osamu Kato'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 Osamu Kato with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Osamu Kato more than expected).

Fields of papers citing papers by Osamu Kato

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Osamu Kato. 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 Osamu Kato. The network helps show where Osamu Kato may publish in the future.

Co-authorship network of co-authors of Osamu Kato

This figure shows the co-authorship network connecting the top 25 collaborators of Osamu Kato. A scholar is included among the top collaborators of Osamu Kato 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 Osamu Kato. Osamu Kato is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Ezoe, Kenji, Akiko Yabuuchi, Takashi Okuno, et al.. (2014). Long-term adverse effects of cyclophosphamide on follicular growth and angiogenesis in mouse ovaries. Reproductive Biology. 14(3). 238–242. 39 indexed citations
2.
Kato, Keiichi, Y. Takehara, Tomoya Segawa, et al.. (2012). Minimal ovarian stimulation combined with elective single embryo transfer policy: age-specific results of a large, single-centre, Japanese cohort. Reproductive Biology and Endocrinology. 10(1). 35–35. 81 indexed citations
3.
Habara, Maoto, Mitsuyasu Terashima, Kenya Nasu, et al.. (2010). Abstract 11302: The Morphological Findings Of Very Late In-stent Restenosis After Bare-metal Stent Implantation: Optical Coherence Tomography Analysis. Circulation. 122. 1 indexed citations
4.
Kato, Osamu, et al.. (2007). Occurrence of hypoxic water and density stratification in the western interior parts of the Ariake Sea. 2 indexed citations
5.
Teramoto, Shokichi & Osamu Kato. (2007). Minimal ovarian stimulation with clomiphene citrate: a large-scale retrospective study. Reproductive BioMedicine Online. 15(2). 134–148. 84 indexed citations
6.
Kato, Osamu, et al.. (2006). Estimation of vertical diffusion coefficient and oxygen consumption rate in the interior western parts of Ariake Sea. Saga University Institutional Repository. 92. 33–44. 1 indexed citations
7.
Kuwayama, Masashige, Gábor Vajta, Osamu Kato, & Stanley P. Leibo. (2005). Highly efficient vitrification method for cryopreservation of human oocytes. Reproductive BioMedicine Online. 11(3). 300–308. 930 indexed citations breakdown →
8.
9.
Yamashita, F, Masatoshi Tanaka, Kazuta Fukumori, et al.. (1998). A crossover study of oral administration of UFT in chronic liver disease: comparison of continuous and intermittent schedules. Anti-Cancer Drugs. 9(5). 399–404. 1 indexed citations
10.
Kato, Osamu, et al.. (1997). An United Demodulator of MLSE and Viterbi Decoder ( UDMV ). ITC-CSCC :International Technical Conference on Circuits Systems, Computers and Communications. 893–896.
11.
12.
Kato, Osamu, et al.. (1996). Measurement of Turbidity Distribution in the Interior Part of the Ariake Sea using Landsat-5 TM Data. 1996(31). 90–104. 1 indexed citations
13.
14.
Endo, Takao, et al.. (1994). Study on the Compaction Behavior of Fresh Concrete on Vibrating Table as a Result of Emission of Air Bubbles. Concrete Research and Technology. 5(1). 29–38. 1 indexed citations
15.
Park, Jong-Hwa, et al.. (1994). Interfacial Settling Properties of Fluid Muds in Quiescent Sea Water. 1994(172). 1 indexed citations
16.
Kato, Osamu, et al.. (1992). Resuspension of the sea-bottom sediment in the shallow sea areas of the interior parts of Ariake sea [Japan]. 1 indexed citations
17.
Nakahama, Chikara, Masatoshi Watanabe, Yoshihito Niki, et al.. (1985). Prevalence of Antibodies to Legionella pneumophila in Healthy adults and Hospitalized Patients with Respiratory Diseases in Okayama Prefecture. Kansenshogaku zasshi. 59(4). 373–380. 1 indexed citations
18.
Kato, Osamu, et al.. (1984). CLINICAL INVESTIGATION OF THE LIMITING FACTORS OF INFARCT SIZE : Ischemic Heart Disease (II), Coronary Circulation : II : 48 Annual Scientific Meeting, Japanese Circulation Society. Japanese Circulation Journal-english Edition. 48(8). 829–830. 1 indexed citations
19.
Kato, Osamu. (1982). CLINICAL SIGNIFICANCE OF ANOMALOUS PANCREATICOBILIARY UNION. Acta gastro-enterologica belgica. 24(4). 511–518. 1 indexed citations
20.
Kato, Osamu, et al.. (1980). A Handwriting Input System for Japanese.. IFIP Congress. 689–694. 2 indexed citations

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.

Explore authors with similar magnitude of impact

Breakdown of academic impact, for papers by Kiyoshi Miyagawa Breakdown of academic impact, for papers by Akira Iwasaki Breakdown of academic impact, for papers by Shigeru Itoh Breakdown of academic impact, for papers by Nicolae Suciu Breakdown of academic impact, for papers by Jason P. Acker Breakdown of academic impact, for papers by Hiroyuki Takeuchi Breakdown of academic impact, for papers by Dayong Gao Breakdown of academic impact, for papers by E.G. Cravalho Breakdown of academic impact, for papers by S.A. Loening Breakdown of academic impact, for papers by Xinhua Chen
Rankless by CCL
2026