| 2025 | ASPDAC | Self-recovery hysteresis control based on-chip SC DC-DC converter robust to load fluctuation. | Koji Kikuta, Takashi Hisakado, Mahfuzul Islam |
| 2023 | ASPDAC | Demonstration of Order Statistics Based Flash ADC in a 65nm Process. | Mahfuzul Islam, Takehiro Kitamura, Takashi Hisakado, Osami Wada |
| 2023 | ASPDAC | A Fully Synchronous Digital LDO with Built-in Adaptive Frequency Modulation and Implicit Dead-Zone Control. | Shun Yamaguchi, Mahfuzul Islam, Takashi Hisakado, Osami Wada |
| 2006 | ISCAS | Signal expression based on equivalence of time resolution and quantization level. | Kazuma Hayashi, Takashi Hisakado |
| 2005 | ISCAS | Moore test using Gray code. | Takashi Hisakado, Kohshi Okumura |
| 2005 | ISCAS | Algebraic representation of error bounds for describing function using Groebner base [nonlinear circuit analysis example]. | Masakazu Yagi, Takashi Hisakado, Kohshi Okumura |
| 2004 | ISCAS | Logically reversible arithmetic circuit using pass-transistor. | Takashi Hisakado, Hiroyoshi Iketo, Kohshi Okumura |
| 2003 | ISCAS | Characterization of a simple communication network using Legendre transform. | Takashi Hisakado, Kohshi Okumura, Vladimir Vukadinovic, Ljiljana Trajkovic |
| 2003 | ISCAS | Estimation of transmission line parameters by adaptive inverse scattering. | A. Yonemoto, Takashi Hisakado, Kohshi Okumura |
| 2003 | ISCAS | An implementation of numerical inversion of Laplace transforms on FPGA. | A. Yonemoto, Takashi Hisakado, Kohshi Okumura |
| 2002 | ISCAS | Fault location of single-phase transmission lines by Laguerre function. | A. Yonemoto, Takashi Hisakado, Kohshi Okumura |
| 2002 | ISCAS | An improvement of convergence of FFT-based numerical inversion of Laplace transforms. | A. Yonemoto, Takashi Hisakado, Kohshi Okumura |
| 2001 | ISCAS | Algebraic representation of bifurcations in global parameter space with Grbner bases. | Takashi Hisakado, Kohshi Okumura |
| 1999 | ISCAS | Steady states prediction in nonlinear circuit by wavelet transform. | Takashi Hisakado, Kohshi Okumura |