OJIMA; Yoshinori
Patent Applications and Registrations
Patent applications and USPTO patent grants for OJIMA; Yoshinori.The latest application filed is for "pump apparatus".
- OJIMA; Yoshinori - Tokyo JP
- Ojima; Yoshinori - Kamakura JP
- Ojima, Yoshinori - Fujisawa-shi JP
- Ojima; Yoshinori - Fujisawa JP
- Ojima, Yoshinori - Kamakura-shi JP
- Ojima; Yoshinori - Kanagawa-ken JP
- Ojima; Yoshinori - Kanagawa JP
| Patent | Date |
|---|---|
| Pump Apparatus App 20190301480 - OJIMA; Yoshinori ; et al. | 2019-10-03 |
| Canned motor and vacuum pump Grant 10,320,260 - Hozumi , et al. | 2019-06-11 |
| Canned Motor And Vacuum Pump App 20170179783 - HOZUMI; Takashi ; et al. | 2017-06-22 |
| Canned motor and vacuum pump Grant 9,660,496 - Hozumi , et al. May 23, 2 | 2017-05-23 |
| Canned motor and vacuum pump Grant 9,614,411 - Hozumi , et al. April 4, 2 | 2017-04-04 |
| Sealing structure, vacuum pump motor including same sealing structure, and vacuum pump Grant 9,429,166 - Inada , et al. August 30, 2 | 2016-08-30 |
| Vacuum pump motor and vacuum pump having balance rings Grant 9,291,155 - Ojima , et al. March 22, 2 | 2016-03-22 |
| Canned Motor And Vacuum Pump App 20160013698 - HOZUMI; Takashi ; et al. | 2016-01-14 |
| Vacuum Pump Motor Rotor, Motor Including Same And Vacuum Pump App 20140241914 - OJIMA; Yoshinori ; et al. | 2014-08-28 |
| Vacuum Pump Motor And Vacuum Pump Including Same App 20140056733 - OJIMA; Yoshinori ; et al. | 2014-02-27 |
| Sealing Structure, Vacuum Pump Motor Including Same Sealing Structure, And Vacuum Pump App 20140050605 - INADA; Takanori ; et al. | 2014-02-20 |
| Canned Motor And Vacuum Pump App 20130272904 - Hozumi; Takashi ; et al. | 2013-10-17 |
| Vacuum pump unit Grant 8,251,678 - Hozumi , et al. August 28, 2 | 2012-08-28 |
| Vacuum Pump Unit App 20090047142 - Hozumi; Takashi ; et al. | 2009-02-19 |
| Vacuum pump with pump rotor pairs and permanent magnet motor Grant 6,902,380 - Ojima , et al. June 7, 2 | 2005-06-07 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor App 20040213686 - Ojima, Yoshinori ; et al. | 2004-10-28 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor Grant 6,761,542 - Ojima , et al. July 13, 2 | 2004-07-13 |
| Gas transfer machine Grant 6,700,273 - Ojima , et al. March 2, 2 | 2004-03-02 |
| Vacuum pump App 20020197171 - Ojima, Yoshinori ; et al. | 2002-12-26 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor App 20020172599 - Ojima, Yoshinori ; et al. | 2002-11-21 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor Grant 6,447,271 - Ojima , et al. September 10, 2 | 2002-09-10 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor App 20010000722 - Ojima, Yoshinori ; et al. | 2001-05-03 |
| Multishaft electric motor and positive-displacement pump combined with such multishaft electric motor Grant 5,814,913 - Ojima , et al. September 29, 1 | 1998-09-29 |
| Vacuum pump motor arrangement having reduced heat generation Grant 5,779,453 - Nagayama , et al. July 14, 1 | 1998-07-14 |
| Magnet pumps Grant 5,149,253 - Miyamoto , et al. September 22, 1 | 1992-09-22 |
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