KA

Katsuhiro Arakawa

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
HE Hitachi Micro Computer Engineering: 1 patents #131 of 393Top 35%
Overall (All Time): #1,266,665 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6791834 Liquid cooling system for notebook computer Tsuyoshi Nakagawa, Yasushi Neho, Tatsuhiko Matsuoka, Masahito Suzuki, Masaaki Eishima +3 more 2004-09-14
6519147 Notebook computer having a liquid cooling device Tsuyoshi Nakagawa, Yasushi Neho, Tatsuhiko Matsuoka, Masahito Suzuki, Masaaki Eishima +3 more 2003-02-11
6519148 Liquid cooling system for notebook computer Tsuyoshi Nakagawa, Yasushi Neho, Tatsuhiko Matsuoka, Masahito Suzuki, Masaaki Eishima +3 more 2003-02-11
5291419 Method for diagnosing the life of a solder connection Ryohei Satoh, Kiyoshi Kanai, Tsutomu Takahashi, Takaji Takenaka, Haruhiko Imada 1994-03-01