KS

Kazuo Sanpei

HT Hitachi Telecom Technologies: 6 patents #3 of 71Top 5%
Overall (All Time): #886,385 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5905551 Electric appliance, its assembling method, and its housing structure Tatsuo Yamauchi 1999-05-18
5838402 Electric appliance, its assembling method, and its housing structure Tatsuo Yamauchi 1998-11-17
5602722 Electric appliance, its assembling method, and its housing structure Tatsuo Yamauchi 1997-02-11
5594625 Electric appliance, its assembling method, and its housing structure Tatsuo Yamauchi 1997-01-14
5581446 Housing structure of electric appliance and disassembling method thereof Tatsuo Yamauchi 1996-12-03
5461543 Electric appliance, its assembling method, and its housing structure Tatsuo Yamauchi 1995-10-24