TT

Takashi Takahashi

Ricoh Company: 4 patents #32 of 684Top 5%
TO Topcon: 1 patents #11 of 49Top 25%
📍 Tokyo, MO: #9 of 85 inventorsTop 15%
Overall (2003): #7,686 of 273,478Top 3%
5
Patents 2003

Issued Patents 2003

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6657233 Light emitting devices with layered III-V semiconductor structures, and modules and systems for computer, network and optical communication, using such device Shunichi Sato, Naoto Jikutani 2003-12-02
6614821 Laser diode and semiconductor light-emitting device producing visible-wavelength radiation Naoto Jikutani, Shunichi Sato 2003-09-02
6563851 Laser diode having an active layer containing N and operable in a 0.6 &mgr;m wavelength band Naoto Jikutani, Shunichi Sato 2003-05-13
6555608 White standard paint Yukio Ikezawa 2003-04-29
6542528 Light-emitting semiconductor device producing red wavelength optical radiation Shunichi Sato, Naoto Jikutani 2003-04-01