KO

Kensuke Ogawa

FU Fujikura: 24 patents #21 of 1,407Top 2%
HI Hitachi: 9 patents #4,653 of 28,497Top 20%
AR Agency For Science, Technology And Research: 2 patents #498 of 2,337Top 25%
LJ Lumentum Japan: 1 patents #43 of 67Top 65%
NE Nec: 1 patents #7,889 of 14,502Top 55%
Sumitomo Electric Industries: 1 patents #13,249 of 21,551Top 65%
FL Fujitsu Optical Components Limited: 1 patents #74 of 126Top 60%
HE Hitachi Vlsi Engineering: 1 patents #390 of 666Top 60%
📍 Meguro, JP: #7 of 148 inventorsTop 5%
Overall (All Time): #83,713 of 4,157,543Top 3%
38
Patents All Time

Issued Patents All Time

Showing 26–38 of 38 patents

Patent #TitleCo-InventorsDate
7426038 Detection device, optical path length measurement device, measurement instrument, optical member evaluation method, and temperature change detection method 2008-09-16
7065280 Dispersion compensation device Yong Tsong Tan 2006-06-20
7053996 Instruments of optical pulse characterization 2006-05-30
6819428 Instruments of optical pulse characterization 2004-11-16
6674931 Adaptive dispersion compensation device and control method for the same Shinichi Wakabayashi, Akira Suzuki 2004-01-06
5485018 Nanofabricated device for multiple-state logic operation Jeremy Allam 1996-01-16
5455451 Superconductized semiconductor device using penetrating Cooper pairs Toshiyuki Usagawa, Masashi Kawasaki, Toshiyuki Aida 1995-10-03
5362972 Semiconductor device using whiskers Masamitsu Yazawa, Kenji Hiruma, Toshio Katsuyama, Nobutaka Futigami, Hidetoshi Matsumoto +3 more 1994-11-08
5332910 Semiconductor optical device with nanowhiskers Keiichi Haraguchi, Kenji Hiruma, Toshio Katsuyama, Ken Yamaguchi, Toshiyuki Usagawa +4 more 1994-07-26
5315573 Non-linear optical saturable absorber layer in an optical disk to discriminate wavelength above or below a threshold level of intensity Takeshi Nakao, Akira Arimoto, Hirofumi Sukeda, Hisataka Sugiyama 1994-05-24
5091980 Optical quantum interference device/optical computer and method of modulating light using same Toshio Katsuyama, Tadashi Fukuzawa 1992-02-25
5033810 Optical device Hiroaki Inoue, Koji Ishida 1991-07-23
4957337 Optical quantum interference device and method of modulating light using same Toshio Katsuyama, Tadashi Fukuzawa 1990-09-18