An architecture of photo core transform in HD photo coding system for embedded systems of various bandwidths. - Koichi Hattori; Hiroshi Tsutsui; Hiroyuki Ochi; Yukihiro Nakamura (APCCAS, 2008)

A high-throughput pipelined architecture for JPEG XR encoding. - Koichi Hattori; Hiroshi Tsutsui; Hiroyuki Ochi; Yukihiro Nakamura (ESTIMedia, 2009)

A high-throughput pipelined parallel architecture for JPEG XR encoding. - Hiroshi Tsutsui; Koichi Hattori; Hiroyuki Ochi; Yukihiro Nakamura (ACM Trans. Embed. Comput. Syst., 2012)

Proposal of blood flow promotion method using electrical stimulation synchronized with ECG*. - Koichi Hattori; Kazuma Nozawa; Suzuka Fujita; Sousuke Nakamura (SII, 2021)

New Developments in Relativistic Magnetohydrodynamics. - Koichi Hattori; Masaru Hongo; Xu-Guang Huang (Symmetry, 2022)