Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7504784 | Motor driving apparatus of washing and drying machine | Kazuhiko Asada, Hisachi Hagiwara, Hiroyuki Saito | 2009-03-17 |
| 7466086 | Motor drive unit | Sadayuki Tamae, Hisashi Hagiwara, Masahiro Suzuki, Shuichi Kojima | 2008-12-16 |
| 7064517 | Motor driving apparatus for use in a dishwasher | Masahiro Suzuki, Hideki Nakata, Kaneharu Yoshioka | 2006-06-20 |
| 6737828 | Washing machine motor drive device | Norimasa Kondo, Sadayuki Tamae, Hisashi Hagiwara | 2004-05-18 |
| 5275025 | Cloth amount detector in washing machine | Takeru Nakamura, Sadayuki Tamae | 1994-01-04 |
| 5235827 | Control device for washing machine | Takeru Nakamura, Sadayuki Tamae, Yoshiaki Sakita | 1993-08-17 |
| 5140842 | Washing machine having optical sensor for detecting light permeability of detergent solution | Hisayuki Imahashi, Shoichi Matsui | 1992-08-25 |
| 5136861 | Washing machine having optical sensor for detecting light permeability of detergent solution | Hisayuki Imahashi, Shoichi Matsui | 1992-08-11 |
| 5134867 | Washing machine having optical sensor for detecting light permeability of detergent solution | Hisayuki Imahashi, Shoichi Matsui | 1992-08-04 |
| 5129241 | Control apparatus for washing machine | Sadayuki Tamae, Hisayuki Imahashi, Shoichi Matsui | 1992-07-14 |
| 5105635 | Control device for washing machine | Hisayuki Imahashi, Sadayuki Tamae, Shoichi Matsui, Akihito Ohtani | 1992-04-21 |
| 5083447 | Washing machine having optical sensor for detecting light permeability of detergent solution | Hisayuki Imahashi, Shoichi Matsui | 1992-01-28 |
| 4467165 | Induction heating apparatus | Takumi Mizukawa | 1984-08-21 |
| 4356371 | Small load detection by comparison between input and output parameters of an induction heat cooking apparatus | Takumi Mizukawa, Hideyuki Kominami, Kenji Hattori | 1982-10-26 |
| 4320273 | Apparatus for heating an electrically conductive cooking utensil by magnetic induction | — | 1982-03-16 |
| 4317975 | Induction heating apparatus with means for detecting zero crossing point of high-frequency oscillation to determine triggering time | Takumi Mizukawa, Keizo Amagami, Hirokazu Yoshida, Tatsuo Saka | 1982-03-02 |
| 4296295 | Induction heating coil | — | 1981-10-20 |
| 4277667 | Induction heating apparatus with negative feedback controlled pulse generation | — | 1981-07-07 |
| 4275281 | Apparatus for heating an electrically conductive cooking utensil by magnetic induction | — | 1981-06-23 |
| 4211912 | Induction heating apparatus | Shigeo Hamaoka | 1980-07-08 |
| 4209683 | Load responsive trigger interval control for induction heating apparatus having inversely parallel connected thyristors | Hirokazu Yoshida, Shigeo Hamaoka, Hitoshi Wakita | 1980-06-24 |