Inventor
FUNAKAWA SEIJI
JP11 patents
⚠️ This page may combine multiple inventors who share the name “FUNAKAWA SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ANDO ELECTRIC
10 patentsUS6795196B2Sep 21, 2004
Wavelength measurement apparatus
ANDO ELECTRIC63 citations94
US6047008AApr 4, 2000
Variable wavelength laser light source
ANDO ELECTRIC53 citations91
US6512582B1Jan 28, 2003
Wavelength tracking system using an optical spectrum analyzer and a wavelength tunable light source
ANDO ELECTRIC13 citations83
US6778564B2Aug 17, 2004
Wavelength-variable light source
ANDO ELECTRIC9 citations72
US6542523B1Apr 1, 2003
Wavelength-variable light source apparatus
ANDO ELECTRIC8 citations72
US6009712AJan 4, 2000
Temperature controller of optical module package
ANDO ELECTRIC13 citations72
US6922418B2Jul 26, 2005
Wavelength-variable light source apparatus
ANDO ELECTRIC2 citations61
US6611332B2Aug 26, 2003
Wavelength-variable light source apparatus
ANDO ELECTRIC2 citations61
US6343091B1Jan 29, 2002
External resonator light source
ANDO ELECTRIC2 citations61
US6697389B2Feb 24, 2004
Tunable laser source device
ANDO ELECTRIC1 citations51