KI

Kenichi Iga

FC Furukawa Electric Co.: 4 patents #473 of 2,370Top 20%
TT Tokyo Institute Of Technology: 4 patents #94 of 1,159Top 9%
SC Sanyo Electric Co.: 2 patents #2,557 of 6,347Top 45%
JT Japan Science And Technology: 1 patents #225 of 836Top 30%
KC Kokusai Denshin Denwa Co.: 1 patents #219 of 382Top 60%
OM Omron: 1 patents #1,808 of 3,089Top 60%
RJ Research Development Corporation Of Japan: 1 patents #170 of 402Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #389,023 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
6764229 Method and apparatus for optical fiber splicing Yoshihara Kuwabara, Kouji Yamamoto, Jun Mizuno 2004-07-20
6449300 Surface-emitting laser Nobuhiko Nishiyama, Fumio Koyama 2002-09-10
5932890 Field effect transistor loaded with multiquantum barrier Michinori Irikawa 1999-08-03
5789760 Multiquantum barrier Schottky junction device Michinori Irikawa 1998-08-04
5764828 Optical apparatus for controlling angle of divergence of ring beam Shinichi Katsura, Yuzo Kawaguchi 1998-06-09
5383213 Semiconductor device with current confinement structure Michinori Irikawa, Masayuki Iwase 1995-01-17
5362974 Group II-VI material semiconductor optical device with strained multiquantum barriers Michinori Irikawa 1994-11-08
5289486 Semiconductor luminous element and superlattice structure Fumio Koyama, Takeshi Takagi 1994-02-22
5241554 Laser diode of variable beam divergence and information processor using the same Kazuto Senda 1993-08-31
5236864 Method of manufacturing a surface-emitting type semiconductor laser device Akira Ibaraki, Kenji Kawashima, Kotaro Furusawa, Toru Ishikawa 1993-08-17
5091756 Superlattice structure Fumio Koyama, Hiroyuki Uenohara 1992-02-25
5020066 Surface-emitting-type semiconductor laser device Akira Ibaraki, Kenji Kawashima, Kotaro Furusawa, Toru Ishikawa 1991-05-28
4340966 Semiconductor laser with buffer layer Shigeyuki Akiba, Yasuharu Suematsu, Shigehisa Arai, Masanobu Kodaira, Yoshio Itaya +3 more 1982-07-20