Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9810454 | Magnetic structure and magnetic air-conditioning and heating device using same | Hidekazu Takahashi | 2017-11-07 |
| 9599374 | Magnetic air conditioner | Hidekazu Takahashi, Yoshiteru Yasuda | 2017-03-21 |
| 9400126 | Magnetic heating/cooling apparatus | Hidekazu Takahashi | 2016-07-26 |
| 9273886 | Magnetic refrigerator utilizing a permanent magnet to create movement between plates comprising high and low temperature side heat exchangers | Hidekazu Takahashi | 2016-03-01 |
| 9239176 | Magnetic heating and cooling device | Yoshio Utaka | 2016-01-19 |
| 6035965 | Sound absorbing body, sound absorbing board, and sound absorbing unit | Kyoji Fujiwara, Shinta Yamamura, Naoyuki Furuta, Tadanori Mizukami, Takashi Mikami | 2000-03-14 |
| 5920041 | Structure for mounting sound absorbing member on top portion of sound insulation wall and method of mounting the same | Naoyuki Furuta, Shinta Yamamura, Tadanori Mizukami, Takashi Mikami | 1999-07-06 |
| 5854453 | Sound absorbing body, sound absorbing plate, and sound absorbing unit | Kyoji Fujiwara, Shinta Yamamura, Naoyuki Furuta, Tadanori Mizukami, Takashi Mikami | 1998-12-29 |
| 4884400 | Exhaust manifold of internal combustion engine | Yoshimasa Tanaka | 1989-12-05 |