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KOMURA EIJI

Overview
  • Total Patents
    21
About

KOMURA EIJI has a total of 21 patent applications. Its first patent ever was published in 2008. It filed its patents most often in United States. Its main competitors in its focus markets audio-visual technology, optics and micro-structure and nano-technology are DIGITAL PAPYRUS CORP, OPTIDISC INT LTD and LOTS TECHNOLOGY INC.

Patent filings in countries

World map showing KOMURA EIJIs patent filings in countries
# Country Total Patents
#1 United States 21

Patent filings per year

Chart showing KOMURA EIJIs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Komura Eiji 21
#2 Shimazawa Koji 19
#3 Chou Tsutomu 16
#4 Tanaka Kosuke 6
#5 Takayama Seiichi 4
#6 Hara Shinji 4
#7 Hosoi Ryo 2
#8 Fujita Yasutoshi 1
#9 Hatate Hitoshi 1
#10 Miyauchi Daisuke 1

Latest patents

Publication Filing date Title
US8547805B1 Thermally-assisted magnetic recording head having temperature sensor embedded on dielectric waveguide
US2013250742A1 Thermally-assisted magnetic recording head with optically isolating waveguide, head gimbal assembly, head arm assembly, magnetic disk unit, and light transmission unit
US8462593B1 Thermal-assisted magnetic recording head having dielectric waveguide, metal waveguide and near-field light generating element
US8315129B1 Thermally-assisted magnetic recording head, head gimbal assembly and magnetic recording device
US8170389B1 Optical waveguide, and thermally-assisted magnetic recording head including the same
US2012176874A1 Light source unit including a photodetector, and thermally-assisted magnetic recording head
US8169861B1 Thermally-assisted magnetic recording head comprising plasmon generator
US2012120781A1 Thermally-assisted head including surface-plasmon resonant optical system
US2012082016A1 Optical waveguide and thermally-assisted magnetic recording head therewith
US2012026846A1 Thermally-assisted magnetic recording head comprising characteristic clads
US2011310713A1 Thermally assisted head having reflection mirror for propagating light
US2011235478A1 Wave guide that attenuates evanescent light of higher order TM mode
US2011222184A1 Optical waveguide and thermal assist magnetic recording head therewith
US2011205660A1 Thermal assisted magnetic recording head having spot size converter
US2011164479A1 Thermally-assisted magnetic recording head comprising waveguide with inverted-trapezoidal shape
US2011116349A1 Thermally-assisted magnetic recording head comprising near-field optical device with propagation edge
US2011110202A1 Thermally-assisted magnetic recording head comprising near-field optical device with propagation edge
US2010149930A1 Near-field light generating element comprising surface plasmon antenna with surface or edge opposed to waveguide