Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11529708 | Fan-equipped motor | — | 2022-12-20 |
| 10814446 | Motor with shaft movable in limited manner, and machine tool | — | 2020-10-27 |
| 10807208 | Motor and spindle protection structure | — | 2020-10-20 |
| 10780542 | Motor and spindle protection structure | — | 2020-09-22 |
| 10447116 | Electric motor and machine tool | — | 2019-10-15 |
| 10333375 | Electric motor having balance structure and machine tool equipped with the electric motor | — | 2019-06-25 |
| 10312769 | Motor having air path of stator, or fan cleanable, and cleaning system of motor | — | 2019-06-04 |
| 10224791 | Electric motor and machine tool equipped with the electric motor | — | 2019-03-05 |
| 10082771 | Machine learning method and machine learning apparatus learning operating command to electric motor and machine tool including machine learning apparatus | — | 2018-09-25 |
| 9700982 | Rotary joint support structure spindle of machine tool, and electric motor | — | 2017-07-11 |
| 8791612 | Electric motor having air purge function | — | 2014-07-29 |
| 8232692 | Induction motor equipped with heat dissipating disc for dissipating rotor heat | Kazuki Yoshimura, Shinichi Kinoshita | 2012-07-31 |
| 7153030 | Rolling bearing system | Yukio Katsuzawa, Taku Oohara | 2006-12-26 |
| 6940192 | Air-cooled motor | Yukio Katsuzawa, Michi Masuya, Taku Oohara | 2005-09-06 |
| 6692202 | Spindle protective structure in spindle-through coolant feeder | Yukio Katsuzawa, Tomohiro Seki | 2004-02-17 |
| 6209212 | Centering structure between machine-side spindle and motor shaft and method of using same | Hiroyuki Uchida, Yukio Katsuzawa | 2001-04-03 |
| 6078115 | Air-cooled motor | Hiroyuki Uchida, Yukio Katsuzawa | 2000-06-20 |
| 5967716 | Coolant feeder | Yukio Katsuzawa, Yoshinobu Maeda | 1999-10-19 |
| 5937930 | Method for casting conductor of a cage rotor of an induction motor and apparatus for casting the same | Kosei Nakamura, Yukio Katsuzawa | 1999-08-17 |
| 5887643 | Conductor casting apparatus for a squirrel-cage rotor of an induction motor | Kosei Nakamura, Yukio Katsuzawa, Minoru Kasama | 1999-03-30 |
| 5780946 | Air-cooled type electric motor | Kosei Nakamura, Yukio Katsuzawa | 1998-07-14 |
| 5352964 | Controlling method and apparatus for actuating induction motor | Kosei Nakamura, Yukio Katsuzawa | 1994-10-04 |
| 5166565 | Hold structure for bearing in electrical motor | Yukio Katsuzawa, Michi Masuya | 1992-11-24 |
| 5084642 | Channel structure for coolant in motor | Yukio Katsuzawa, Michi Masuya | 1992-01-28 |
| 4564602 | High permittivity ceramic composition | Yoshiharu Kato | 1986-01-14 |