Issued Patents All Time
Showing 51–75 of 133 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6870291 | Stepping motor | Taketoshi Ohyashiki, Kunitake Matsushita | 2005-03-22 |
| 6856065 | Electric rotary machine having positioning ring for securing salient poles in place | Seiichi Matsuura, Sakae Fujitani, Kazuo Muramatsu | 2005-02-15 |
| 6833649 | Electric rotary machine | Kunitake Matsushita, Seiichi Matsuura | 2004-12-21 |
| 6824490 | Planetary gear reduction device with torque limiter function | Kunitake Matsushita, Kazuo Muramatsu | 2004-11-30 |
| 6822356 | Electric rotary machine with stator armature including barrier walls | Seiichi Matsuura, Kunitake Matsushita, Kazuo Muramatsu | 2004-11-23 |
| 6815861 | Electric rotary machine with armature of discrete salient pole structure | Seiichi Matsuura, Sakae Fujitani | 2004-11-09 |
| 6809438 | Permanent magnet stepping motor having pole teeth misaligned by an electrical angle | Taketoshi Ohyashiki, Sakae Fujitani | 2004-10-26 |
| 6791223 | Stepping motor | Taketoshi Ohyashiki, Kunitake Matsushita | 2004-09-14 |
| 6768242 | Rotor structure of inner rotor type motor | Kunitake Matsushita | 2004-07-27 |
| 6765320 | Actuator | Sakae Fujitani, Masaki Kagawa | 2004-07-20 |
| 6756871 | Actuator with number of stator teeth equal to number of rotor poles | Sakae Fujitani, Masaki Kagawa | 2004-06-29 |
| 6737782 | Electric rotary machine having bobbins with thin-walled extensions of flange | Seiichi Matsuura, Masato Hata | 2004-05-18 |
| 6717319 | Electric rotary machine with armature of discrete salient pole structure | Seiichi Matsuura, Kunitake Matsushita, Masato Hata, Sakae Fujitani | 2004-04-06 |
| 6682454 | Planetary gear reduction device with torque limiter function | Kunitake Matsushita, Kazuo Muramatsu | 2004-01-27 |
| 6603635 | Motor structure for use with optical disks | Taketoshi Ohyashiki, Taichi Nishio | 2003-08-05 |
| 6505001 | Rotor structure of spindle motor | Taketoshi Ohyashiki, Naoyuki Harada | 2003-01-07 |
| 6467962 | Metal bearing and method of manufacturing the same | Naoyuki Harada, Taketoshi Ohyashiki | 2002-10-22 |
| 6455962 | Terminal structure of a motor | Kunitake Matsushita, Hiroichi Shibata, Naoyuki Harada, Taketoshi Ohyashiki, Sakae Fujitani +1 more | 2002-09-24 |
| 6411006 | Electric rotary machine | Sakae Fujitani, Taketoshi Ohyashiki, Naoyuki Harada | 2002-06-25 |
| 6346759 | Stator structure of highspeed motor | Sakae Fujitani, Taketoshi Ohyashiki, Naoyuki Harada | 2002-02-12 |
| 6331746 | Actuator | Sakae Fujitani, Masaki Kagawa | 2001-12-18 |
| 6320288 | Brushless DC motor | Sakae Fujitani, Taketoshi Ohyashiki, Kenichi Makino | 2001-11-20 |
| 6299129 | Actuator device with valve | Sakae Fujitani, Naoyuki Harada | 2001-10-09 |
| 6288507 | Motor drive circuit | Kenichi Makino, Sakae Fujitani | 2001-09-11 |
| 6236135 | Toroidal core type actuator with phase separator | Sakae Fujitani, Takashi Ishii, Naoyuki Harada | 2001-05-22 |