Sakura
Japan
14
2017-07-20
The entities that hold a legal rights for patent applications filed by inventor Ishida Itaru:
Itaru Ishida from Sakura, JP has applied for patents for these inventions. The list has both pending applications and granted patents:
Multicore optical fiber and method for manufacturing multicore optical fiber
#2 | 2016-03-03Optical fiber cable
#3 | 2015-11-12Multicore fiber and method of manufacturing the same
#4 | 2015-11-12Multicore fiber
#5 | 2015-05-28Multicore fiber
#6 | 2015-05-28Multicore fiber
#7 | 2015-05-21Multicore fiber
#8 | 2015-05-21Multicore fiber and method of manufacture of the same
#9 | 2014-08-07Method of manufacturing preform for multicore fiber and method of manufacturing multicore fiber
#10 | 2014-01-02Crosstalk measuring method and crosstalk measuring device
#11 | 2013-12-19Process for producing optical fiber and processing apparatus for optical fiber work used for the same
#12 | 2013-01-31Inspecting device, inspecting method, and method for manufacturing optical fiber
#13 | 2012-02-23Measuring method of hole diameter, hole position, hole surface roughness, or bending loss of holey optical fiber, manufacturing method of holey optical fiber, and test method of optical line of holey optical fiber
#14 | 2012-02-23Measuring method of longitudinal distribution of bending loss of optical fiber, measuring method of longitudinal distribution of actual bending loss value of optical fiber, test method of optical line, manufacturing method of optical fiber cable, manufacturing method of optical fiber cord, and manufacturing method of optical fiber
6321983 ⎘