Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7522692 | Isolator and a modem device using the isolator | Seigoh Yukutake, Yasuyuki Kojima, Minehiro Nemoto, Masatsugu Amishiro, Takayuki Iwasaki +5 more | 2009-04-21 |
| 7289553 | Isolator and a modem device using the isolator | Seigoh Yukutake, Yasuyuki Kojima, Minehiro Nemoto, Masatsugu Amishiro, Takayuki Iwasaki +5 more | 2007-10-30 |
| 7116709 | Communication method of contactless ID card and integrated circuit used in communication method | Satoshi Tanaka, Tomoaki Ishifuji, Kenji Nagai | 2006-10-03 |
| 6765959 | Communication method of contactless ID card and integrated circuit used in communication method | Satoshi Tanaka, Tomoaki Ishifuji, Kenji Nagai | 2004-07-20 |
| 6603807 | Isolator and a modem device using the isolator | Seigoh Yukutake, Yasuyuki Kojima, Minehiro Nemoto, Masatsugu Amishiro, Takayuki Iwasaki +5 more | 2003-08-05 |
| 6476750 | Over-sampling A/D, D/A converter | Nobuyasu Kanekawa, Yasuyuki Kojima, Seigou Yukutake, Minehiro Nemoto, Kazuhisa Takami +2 more | 2002-11-05 |
| 6407432 | Semiconductor device | Minehiro Nemoto, Yasuyuki Kojima, Nobuyasu Kanekawa, Seigou Yukutake | 2002-06-18 |
| 6130577 | Digital demodulators for phase modulated and amplitude-phase modulated signals | Yuko Tamba, Taiji Kondou, Yukihito Ishihara | 2000-10-10 |
| 5406218 | Phase demodulator receiving inputs from phase detector and binary phase detector | Yukihito Ishihara, Kazuo Yamakido, Takao Okazaki | 1995-04-11 |
| 5227795 | Over-sampling analog-to-digital converter using a current switching circuit as a local digital-to-analog converter | Kazuo Yamakido, Norimitsu Nishikawa, Yuko Tamba, Takao Okazaki | 1993-07-13 |
| 5113304 | Digital protective circuit breaker | Masashi Ozaki | 1992-05-12 |