TH

Takayuki Hamaki

Sumitomo Electric Industries: 4 patents #6,367 of 21,551Top 30%
Overall (All Time): #1,252,542 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7428574 Device cooperation service system and electronic devices included in the system Takahiro Watanabe, Satoshi Hashimoto, Hidetaka Ohto 2008-09-23
6064890 Mobile communication apparatus with improved base station monitoring Takako Hirose, Yasunori Tanaka, Jun Yamaguchi 2000-05-16
5745487 Communication apparatus for transmitting/receiving different types of data in one TDM slot 1998-04-28
5600635 Caller personal station equipped with simultaneous call function and multicast communication function and corresponding receiver personal station, and cell station and corresponding receiver personal station Mitsuhiro Suzuki, Akinori Tatsumi, Mikio Shimazu, Jun Yamaguchi, Hiroaki Iwamoto +4 more 1997-02-04