KK

Katsuyuki Kajiwara

Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Overall (All Time): #2,246,428 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5870678 Cordless telephone apparatus Takashi Matsushiro, Ikuhiro Yamamoto, Hideaki Muroi 1999-02-09
5375163 Multi-channel cordless telephone system for maintaining master-slave communication Kouichi Kamimoto 1994-12-20