Inventor
KITAGAWA TAKESHI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “KITAGAWA TAKESHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON TELEGRAPH & TELEPHONE
8 patentsUS7974502B2Jul 5, 2011
Optical module and optical switch
NIPPON TELEGRAPH & TELEPHONE12 citations92
US7206473B2Apr 17, 2007
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE13 citations92
US6999652B2Feb 14, 2006
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE18 citations92
US7397977B2Jul 8, 2008
Wave transmission medium and waveguide circuit
NIPPON TELEGRAPH & TELEPHONE20 citations91
US7177495B2Feb 13, 2007
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE5 citations73
US7116859B2Oct 3, 2006
Optical module and optical switch constituting the same
NIPPON TELEGRAPH & TELEPHONE7 citations73
US6925228B2Aug 2, 2005
Optical waveguide circuit
NIPPON TELEGRAPH & TELEPHONE9 citations73
US5294599AMar 15, 1994
Processes for preparing oxide powders and superconducting oxides
NIPPON TELEGRAPH & TELEPHONE10 citations70
MITSUBISHI ELECTRIC CORP
3 patentsMITSUBISHI MOTORS CORP
3 patentsUS5329830AJul 19, 1994
Shift control apparatus for automatic transmission for vehicle
MITSUBISHI MOTORS CORP15 citations71
US5303613AApr 19, 1994
Shift control apparatus for automatic transmission for vehicle
MITSUBISHI MOTORS CORP4 citations60
US5201251AApr 13, 1993
Shift control apparatus for automatic transmission for vehicle
MITSUBISHI MOTORS CORP6 citations60