Katooka; Masao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Katooka; Masao.The latest application filed is for "heat sink arrangement for electrical apparatus".
- Katooka; Masao - Osaka JP
- Katooka; Masao - Osaka-shi JP
- Katooka; Masao - Kawanishi JP
- Katooka, Masao - Kawanishi-shi JP
| Patent | Date |
|---|---|
| Heat sink arrangement for electrical apparatus Grant 7,902,464 - Danjo , et al. March 8, 2 | 2011-03-08 |
| Heat Sink Arrangement For Electrical Apparatus App 20090237898 - Danjo; Kenzo ; et al. | 2009-09-24 |
| Heat sink arrangement for electrical apparatus Grant 7,579,554 - Danjo , et al. August 25, 2 | 2009-08-25 |
| Power supply apparatus Grant 7,339,807 - Katooka , et al. March 4, 2 | 2008-03-04 |
| Heat-generating component cooling structure Grant 7,315,450 - Ishii , et al. January 1, 2 | 2008-01-01 |
| Attachment for preventing cover from falling off Grant 7,300,293 - Katooka , et al. November 27, 2 | 2007-11-27 |
| Power supply apparatus Grant 7,256,994 - Ishii , et al. August 14, 2 | 2007-08-14 |
| Power supply apparatus App 20070165433 - Katooka; Masao ; et al. | 2007-07-19 |
| Attachment For Preventing Cover From Falling Off App 20070117443 - Katooka; Masao ; et al. | 2007-05-24 |
| Power supply apparatus App 20070086159 - Ishii; Hideo ; et al. | 2007-04-19 |
| Heat sink arrangement for electrical apparatus App 20060267180 - Danjo; Kenzo ; et al. | 2006-11-30 |
| Heat-generating component cooling structure App 20050286226 - Ishii, Hideo ; et al. | 2005-12-29 |
| Power supply apparatus Grant 6,825,441 - Katooka , et al. November 30, 2 | 2004-11-30 |
| Power supply apparatus for welder Grant 6,797,922 - Katooka , et al. September 28, 2 | 2004-09-28 |
| Coil Grant 6,774,757 - Fujiyoshi , et al. August 10, 2 | 2004-08-10 |
| Power supply apparatus Grant 6,665,183 - Shikata , et al. December 16, 2 | 2003-12-16 |
| Coil App 20030222751 - Fujiyoshi, Toshikazu ; et al. | 2003-12-04 |
| Power supply apparatus for welder App 20030201262 - Katooka, Masao ; et al. | 2003-10-30 |
| High-frequency large current handling transformer Grant 6,636,140 - Fujiyoshi , et al. October 21, 2 | 2003-10-21 |
| Power supply apparatus Grant D474,738 - Ishii , et al. May 20, 2 | 2003-05-20 |
| Power supply apparatus App 20030085254 - Katooka, Masao ; et al. | 2003-05-08 |
| Power supply apparatus Grant 6,483,687 - Katooka , et al. November 19, 2 | 2002-11-19 |
| Coil Grant 6,433,664 - Ishii , et al. August 13, 2 | 2002-08-13 |
| High-frequency large current handling transformer App 20020070836 - Fujiyoshi, Toshikazu ; et al. | 2002-06-13 |
| Power supply apparatus App 20020038795 - Katooka, Masao ; et al. | 2002-04-04 |
| Power supply apparatus for welders and method of manufacturing same Grant 6,051,806 - Shikata , et al. April 18, 2 | 2000-04-18 |
| Power supply apparatus Grant 5,831,240 - Katooka , et al. November 3, 1 | 1998-11-03 |
| Air plasma arc cutter Grant 5,726,416 - Katooka , et al. March 10, 1 | 1998-03-10 |
| Portable power supply unit with AC-DC converter Grant D386,148 - Katooka , et al. * November 11, 1 | 1997-11-11 |
| Portable power supply unit with AC-DC converter Grant D377,335 - Katooka , et al. January 14, 1 | 1997-01-14 |
| Cooling structure for power supply device Grant 5,424,915 - Katooka , et al. June 13, 1 | 1995-06-13 |
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