MN

Masayuki Negishi

NE Nec: 5 patents #25 of 1,934Top 2%
Overall (2002): #8,550 of 266,432Top 4%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6487075 Dustproof structure of communication device, using air filter having distributed dust collecting efficiency and pressure loss 2002-11-26
6480381 Dustproof structure of communication device, using air filter having distributed dust collecting efficiency and pressure loss 2002-11-12
6474480 Mechanism for reducing vibratory motion applied to a rack-mounted card cage 2002-11-05
6455768 Waterproof construction of communication equipment 2002-09-24
6421238 Dustproof structure of communication device, using air filter having distributed dust collecting efficiency and pressure loss 2002-07-16