TY

Tsutomu Yanagawa

NT NTT: 4 patents #1,310 of 4,871Top 30%
NE Ntt Electronics: 1 patents #160 of 358Top 45%
Overall (All Time): #1,238,247 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7940451 Wavelength converter and wavelength conversion apparatus Masaki Asobe, Takeshi Umeki, Osamu Tadanaga, Yoshiki Nishida, Katsuaki Magari +1 more 2011-05-10
7729585 Light source apparatus with modulation function and its driving method Katsuaki Magari, Yoshiki Nishida, Hiroyasu Mawatari, Osamu Tadanaga, Masaki Asobe +3 more 2010-06-01
7573921 Laser light source Junji Yumoto, Osamu Tadanaga, Masaki Asobe, Hiroyuki Suzuki, Kaoru Yoshino +5 more 2009-08-11
7391795 Laser light source Junji Yumoto, Osamu Tadanaga, Masaki Asobe, Hiroyuki Suzuki, Kaoru Yoshino +5 more 2008-06-24