Compact multi-core fiber fan-out with GRIN-lens and micro-lens array. - Osamu Shimakawa; Hajime Arao; Michiko Harumoto; Tomomi Sano; Akira Inoue (OFC, 2014)

Single-mode 24-fiber connector with GI fiber lens array. - Osamu Shimakawa; Hajime Arao; N. Matsushita; Y. Mitose; Dai Sasaki; Masaki Ohmura; H. Kohda (OFC, 2015)

MCF-enabled ultra-high-density 256-core MT connector and 96-core physical-contact MPO connector. - Tetsu Morishima; Jun Ito; Takayuki Shimazu; Hajime Arao; Osamu Shimakawa; Toshihisa Yokochi; Fumiya Uehara; Masaki Ohmura; Tetsuya Nakanishi; Tomomi Sano; Tetsuya Hayashi (OFC, 2017)

Small Footprint Air-gap Multi Fiber Connector with Low Loss and Low Mating Force. - Hajime Arao; Sho Yakabe; Fumiya Uehara; Dai Sasaki; Takayuki Shimazu (OFC, 2018)

Ultra-High-Density MCF Connector Technology. - Tetsu Morishima; Osamu Shimakawa; Jun Ito; Takayuki Shimazu; Hajime Arao; Toshihisa Yokochi; Fumiya Uehara; Masaki Ohmura; Tetsuya Nakanishi; Tomomi Sano; Tetsuya Hayashi (OFC, 2018)

Dust Insensitive Single Mode Multi Fiber Connector with Expanded Beam. - Sho Yakabe; Takako Hosokawa; Hajime Arao; Dai Sasaki; Takayuki Shimazu (OFC, 2019)

2-Dimentional Fiber Array with Reflow Compatibility for High-Density Optical Interconnection. - Tsutaru Kumagai; Hajime Arao; Hong C. Nguyen; Tetsuya Nakanishi (OFC, 2020)