IP Library Granted Patent US 6,492,739
Granted Patent Utility
US 6,492,739 · App. 10/103,988

Semiconductor device having bumper portions integral with a heat sink

Inventors: Kuniharu Muto, Atsushi Nishikizawa, Jyunichi Tsuchiya, Toshiyuki Hata, Nobuya Koike, Ichio Shimizu
Patented Case View Patent ↗
Granted: Dec 10, 2002 Filed: Mar 25, 2002
Inventors
Kuniharu Muto
Atsushi Nishikizawa
Jyunichi Tsuchiya
Toshiyuki Hata
Nobuya Koike
Ichio Shimizu
Assignees (at issue)
HITACHI, LTD.
Hitachi Tohbu Semiconductor, Ltd.

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Quick Facts
Patent No.
US 6,492,739
App. No.
10/103,988
Filed
2002-03-25
Granted
2002-12-10
Kind
B2