| 2009 | ICASSP | DOA estimation method based on sparseness of speech sources for human symbiotic robots. | Masahito Togami, Akio Amano, Takashi Sumiyoshi, Yasunari Obuchi |
| 2007 | ICASSP | Stepwise Phase Difference Restoration Method for Sound Source Localization using Multiple Microphone Pairs. | Masahito Togami, Takashi Sumiyoshi, Akio Amano |
| 2007 | Interspeech | Always listening to you: creating exhaustive audio database in home environments. | Yasunari Obuchi, Akio Amano |
| 1999 | MMSP | Sophisticated speech processing middleware on microprocessor. | Nobuo Hataoka, Hiroaki Kokubo, Nobuo Nukaga, Yasunari Obuchi, Akio Amano, Yoshinori Kitahara |
| 1998 | ICASSP | Development of robust speech recognition middleware on microprocessor. | Nobuo Hataoka, Hiroaki Kokubo, Yasunari Obuchi, Akio Amano |
| 1994 | Interspeech | A spoken dialogue system based on hierarchical feedback mechanism. | Akio Amano, Toshiyuki Odaka |
| 1994 | Interspeech | Implementation issues and parsing speed evaluation of HMM-LR parser. | Frank O. Wallerstein, Akio Amano, Nobuo Hataoka |
| 1990 | ICASSP | Large vocabulary speech recognition using neural-fuzzy and concept networks. | Nobuo Hataoka, Akio Amano, Toshiyuki Aritsuka, Akira Ichikawa |
| 1990 | Interspeech | A new training method for multi-phone speech units for use in a hidden Markov model speech recognition system. | Jade Goldstein, Akio Amano, Hideki Murayama, Mariko Izawa, Akira Ichikawa |
| 1986 | ICASSP | VCV Segmentation and phoneme recognition in continuous speech. | Nobuo Hataoka, Akio Amano, Shun'ichi Yajima, Hirohide Endoh |