After retirement from University of Tokyo, Hattori was invited to teach at Meiji University from 1991[6][7] to 1999,[7] when they opened mathematics major in 1989. Professor Hiroko Morimoto invited Drs. Akio Hattori and Hiroshi Fujita from the University of Tokyo, and Dr. Shiro Goto from Nihon University joined to launch a research and educational system for algebra, geometry and analytics.[8]
^Hattori, Akio (1959). Faiba bandoru no De Rham kohomoroji ni okeru supekutoru keiretsu [Spectrum series in De Rham cohomology of fiber bundle] (in Japanese). University of Tokyo.
^Furuta, Mikio (September 2013). "Oshirase : Hattori Akio-sensei no goseikyo wo itamu" [Notice: Mourn for the passing of Dr. Akio Hattori]. Science Department Bulletin, Graduate School of Science (in Japanese). 45 (3). Faculty of Science, University of Tokyo: 15. OCLC997304695. Retrieved 13 June 2018.
Furuta, Mikio (20 September 2013), "服部晶夫先生のご逝去を悼む" [In remembrance of Akio Hattori] (PDF), 東京大学理学系研究科・理学部ニュース (in Japanese), Faculty of Science of University of Tokyo, p. 15, archived from the original(PDF) on 23 April 2014, retrieved 21 April 2014