Inventor
SUGIYAMA KEIZO
JP8 patents
⚠️ This page may combine multiple inventors who share the name “SUGIYAMA KEIZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KDDI CORP
4 patentsUS7486928B2Feb 3, 2009
Methods and apparatus for wireless communications
KDDI CORP24 citations91
US7349372B2Mar 25, 2008
Packet control apparatus to connect interconnected network and wireless apparatus
KDDI CORP2 citations60
US7123941B2Oct 17, 2006
Radio LAN master station system
KDDI CORP3 citations60
US7283493B2Oct 16, 2007
System and method for switching between frequency channels in wireless LAN
KDDI CORP0 citations39
KOKUSAI DENSHIN DENWA CO LTD
3 patentsUS5960176ASep 28, 1999
Apparatus for management of SNMP/OSI gateways
KOKUSAI DENSHIN DENWA CO LTD82 citations94
US6259673B1Jul 10, 2001
Route selection method
KOKUSAI DENSHIN DENWA CO LTD53 citations91
US6081838AJun 27, 2000
Method for access control on MIB in OSI management
KOKUSAI DENSHIN DENWA CO LTD11 citations72