Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10509021 | Diagnosing device for on-load tap changing apparatus, diagnosing method for on-load tap changing apparatus, and diagnosing device for transformer | Li Lu, Yoshio Hamadate, Toshiaki Rokunohe, Akira YAMAGISHI | 2019-12-17 |
| 8702359 | Method of forming a recess in a work | — | 2014-04-22 |
| 8387247 | Method for manufacturing heat radiator having plate-shaped fins | — | 2013-03-05 |
| 7969740 | Metal-based print board formed with radiators | — | 2011-06-28 |
| 7900692 | Component package having heat exchanger | — | 2011-03-08 |
| 7770633 | Plate type heat exchanger and method of manufacturing the same | — | 2010-08-10 |
| 7728467 | Heat generating member cooling structure and drive unit | Kazuo Aoki, Junji Tsuruoka, Seiji Yasui, Yasushi Kabata, Masaharu Kumagai | 2010-06-01 |
| 7464575 | Shearing method for thin plate | — | 2008-12-16 |
| 7320177 | Radiator and method of manufacturing the same | — | 2008-01-22 |
| 7107808 | Shearing method for thin plate | — | 2006-09-19 |
| 6915676 | Method of forming a protruded shaft for an electronic memory device | — | 2005-07-12 |
| 6662427 | Method of forming a cavity structure with a thin bottom base plate | — | 2003-12-16 |
| 6571595 | Method of forming a package for electronic parts | — | 2003-06-03 |
| 6374490 | Method of forming a hollow pole projecting on a plate and a method of manufacturing a heat sink using said method | — | 2002-04-23 |
| 6145365 | Method for forming a recess portion on a metal plate | — | 2000-11-14 |