Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6492739 | Semiconductor device having bumper portions integral with a heat sink | Kuniharu Muto, Atsushi Nishikizawa, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu | 2002-12-10 |
| 6392308 | Semiconductor device having bumper portions integral with a heat sink | Kuniharu Muto, Atsushi Nishikizawa, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu | 2002-05-21 |
| 6320270 | Semiconductor device and method of producing the same | Kuniharu Muto, Atsushi Nishikizawa, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu | 2001-11-20 |
| 6104085 | Semiconductor device and method of producing the same | Kuniharu Muto, Atsushi Nishikizawa, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu | 2000-08-15 |
| 5808359 | Semiconductor device having a heat sink with bumpers for protecting outer leads | Kuniharu Muto, Atsushi Nishikizawa, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu | 1998-09-15 |