| 8300V blocking voltage AlGaN/GaN power HFET with thick poly-AlN passivation Y Uemoto, D Shibata, M Yanagihara, H Ishida, H Matsuo, S Nagai, ... 2007 IEEE International Electron Devices Meeting, 861-864, 2007 | 130 | 2007 |
| Multimode interference photonic switches (MIPS) S Nagai, G Morishima, H Inayoshi, K Utaka Journal of Lightwave Technology 20 (4), 675-681, 2002 | 110 | 2002 |
| A DC-isolated gate drive IC with drive-by-microwave technology for power switching devices S Nagai, N Negoro, T Fukuda, N Otsuka, H Sakai, T Ueda, T Tanaka, ... 2012 IEEE International Solid-State Circuits Conference, 404-406, 2012 | 61 | 2012 |
| Versatile multimode interference photonic switches with partial index-modulation regions M Yagi, S Nagai, H Inayoshi, K Utaka Electronics Letters 36 (6), 1, 2000 | 61 | 2000 |
| Antenna device S Nagai, H Sakai US Patent 8,081,117, 2011 | 49 | 2011 |
| Optical functional device and optical module S Nagai US Patent 7,085,453, 2006 | 39 | 2006 |
| A 26GHz short-range UWB vehicular-radar using 2.5 Gcps spread spectrum modulation T Fukuda, N Negoro, S Ujita, S Nagai, M Nishijima, H Sakai, T Tanaka, ... 2007 IEEE/MTT-S International Microwave Symposium, 1311-1314, 2007 | 36 | 2007 |
| Gate drive circuit S Nagai, D Ueda, N Otsuka US Patent 8,866,516, 2014 | 32 | 2014 |
| A 3-phase AC–AC matrix converter GaN chipset with drive-by-microwave technology S Nagai, Y Yamada, N Negoro, H Handa, M Hiraiwa, N Otsuka, D Ueda IEEE Journal of the Electron Devices Society 3 (1), 7-14, 2014 | 28 | 2014 |
| Antenna device S Nagai US Patent 7,839,350, 2010 | 27 | 2010 |
| Semiconductor device and method for manufacturing the same H Ogawa, S Nagai US Patent 6,908,779, 2005 | 24 | 2005 |
| 30.5 A GaN 3× 3 matrix converter chipset with Drive-by-Microwave technologies S Nagai, Y Yamada, N Negoro, H Handa, Y Kudoh, H Ueno, M Ishida, ... 2014 IEEE International Solid-State Circuits Conference Digest of Technical …, 2014 | 22 | 2014 |
| InGaAsP/InP multi-mode interference photonic switches for monolithic photonic integrated circuits S Nagai, G Morishima, M Yagi, K Utaka Japanese journal of applied physics 38 (2S), 1269, 1999 | 21 | 1999 |
| A one-chip isolated gate driver with an electromagnetic resonant coupler using a SPDT switch S Nagai, T Fukuda, N Otsuka, D Ueda, N Negoro, H Sakai, T Ueda, ... 2012 24th International Symposium on Power Semiconductor Devices and ICs, 73-76, 2012 | 20 | 2012 |
| Planar antenna device and radio communication device using the same S Nagai US Patent 7,903,030, 2011 | 20 | 2011 |
| Electromagnetic resonance coupler S Nagai US Patent 8,552,821, 2013 | 19 | 2013 |
| Present and future of GaN power devices D Ueda, T Fukuda, S Nagai, H Sakai, N Otsuka, T Morita, N Negoro, ... CIPS 2014; 8th International Conference on Integrated Power Electronics …, 2014 | 18 | 2014 |
| High-speed 850nm AlGaAs/GaAs Vertical Cavity Surface Emitting Laser with low parasitic capacitance fabricated using BCB planarization technique T Tanigawa, T Onishi, S Nagai, T Ueda Conference on Lasers and Electro-Optics, CWI3, 2005 | 18 | 2005 |
| 12.5-Gbps operation of 850-nm vertical-cavity surface-emitting lasers with reduced parasitic capacitance by BCB planarization technique T Tanigawa, T Onishi, S Nagai, T Ueda IEEE journal of quantum electronics 42 (8), 785-790, 2006 | 16 | 2006 |
| Recent progress in GaN devices for power and integrated circuit N Otsuka, Y Kawai, S Nagai 2017 IEEE 12th International Conference on ASIC (ASICON), 928-931, 2017 | 14 | 2017 |
