KM

Katsuya Matsunaga

IBM: 2 patents #32,839 of 70,183Top 50%
HO Hosiden: 1 patents #173 of 328Top 55%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
Overall (All Time): #2,183,389 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6940487 Input unit and information processing unit 2005-09-06
5679013 Electrical connector and an electronic apparatus using the electrical connector Katsuhisa Yamamoto, Akihito Shichida 1997-10-21