SO

Shigefumi Odaohara

IBM: 4 patents #21,733 of 70,183Top 35%
LP Lenovo (Singapore) Pte.: 1 patents #697 of 1,301Top 55%
Overall (All Time): #1,021,764 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7956578 Power supply having a reduced number of switching elements 2011-06-07
5969438 Electronic apparatus having a power supply unit that can switch between internal and external power sources 1999-10-19
5784626 Battery connecting device for a computer system and a method of switching batteries 1998-07-21
5666039 Charge requesting battery pack and charge-request controlled charger Arimasa Naitoh, Toshitsugu Mito 1997-09-09
5375166 Communication apparatus with cross-talk protection 1994-12-20