Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7827839 | Profile element pipe for hydraulic bulging, hydraulic bulging device using the element pipe, hydraulic bulging method using the element pipe, and hydraulically bulged product | Atsushi Tomizawa | 2010-11-09 |
| 6722009 | Metallic sheet hydroforming method, forming die, and formed part | Mitsutoshi Uchida | 2004-04-20 |
| 6237382 | Method and apparatus for hydroforming metallic tube | Saburo Inoue | 2001-05-29 |
| 6105409 | Method and apparatus for hydroforming metallic tube | Saburo Inoue | 2000-08-22 |
| 6009913 | Lubricant surface-treated steel pipe for hydroforming use | Kenji Ikisima, Ken Tomiyasu | 2000-01-04 |
| 5918494 | Method and apparatus for hydroforming metallic tube | Saburo Inoue | 1999-07-06 |
| 5625229 | Heat sink fin assembly for cooling an LSI package | Chihiro Hayashi, Tetsuo Abiko, Keiji Miki | 1997-04-29 |
| 5519938 | Process for producing a heat sink fin | Chihiro Hayashi | 1996-05-28 |
| 5455382 | IC package heat sink fin | Chihiro Hayashi | 1995-10-03 |
| 5152047 | Method of producing laminated metal belt | Chihiro Hayashi | 1992-10-06 |
| 4852736 | Metal case for housing an IC and a manufacturing method therefor | Chihiro Hayashi | 1989-08-01 |