TU

Tadashi Umeji

KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
Overall (All Time): #579,773 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
8193693 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2012-06-05
7982384 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2011-07-19
7675227 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2010-03-09
7583019 Semiconductor light-emitting device with wavelength change material Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2009-09-01
7110061 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2006-09-19
6864627 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2005-03-08
6586874 Image display device and light emission device Satoshi Komoto, Masayuki Ishikawa, Kuniaki Konno, Koichi Nitta, Haruhiko Okazaki 2003-07-01
4831430 Optical semiconductor device and method of manufacturing the same 1989-05-16
4614873 Signal isolator with optical fiber grounding means 1986-09-30