Inventor
IWASHIMA TORU
JP11 patents
Patents
11 patentsUS6067392AMay 23, 2000
Optical fiber diffraction grating, a method of fabricating thereof and a laser light source
SUMITOMO ELECTRIC INDUSTRIES97 citations96
US6876791B2Apr 5, 2005
Diffraction grating device
SUMITOMO ELECTRIC INDUSTRIES59 citations95
US6137931AOct 24, 2000
Method for determining a condition of aging for optical fiber grating
SUMITOMO ELECTRIC INDUSTRIES30 citations92
US5859944AJan 12, 1999
Optical connector
SUMITOMO ELECTRIC INDUSTRIES35 citations92
US6021242AFeb 1, 2000
Diffraction grating type band-pass filter and method of making the same
SUMITOMO ELECTRIC INDUSTRIES29 citations91
US6477308B2Nov 5, 2002
Optical waveguide devices and methods of fabricating the same
SUMITOMO ELECTRIC INDUSTRIES18 citations83
US6892003B2May 10, 2005
Variable dispersion compensator and optical transmission system
SUMITOMO ELECTRIC INDUSTRIES11 citations74
US6072927AJun 6, 2000
Optical filter
SUMITOMO ELECTRIC INDUSTRIES11 citations72
US6483955B2Nov 19, 2002
Diffraction grating device
SUMITOMO ELECTRIC INDUSTRIES3 citations62
US6292607B1Sep 18, 2001
Method for determining an aging condition for an optical waveguide grating and temperature sensor
SUMITOMO ELECTRIC INDUSTRIES3 citations59
US6504962B2Jan 7, 2003
Method for determining an aging condition for an optical waveguide grating and temperature sensor
SUMITOMO ELECTRIC INDUSTRIES0 citations51