KK

Keiko Kumagai

SE Seiko Epson: 4 patents #3,385 of 7,774Top 45%
NT NTT: 1 patents #2,911 of 4,871Top 60%
Overall (All Time): #1,020,777 of 4,157,543Top 25%
5
Patents All Time

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
7899094 Laser light source device, illumination device, image display device, and monitor device Shunji Kamijima 2011-03-01
7817334 Wavelength conversion element, light source device, image display device, and monitor device Akira Komatsu 2010-10-19
7561604 Laser light source device, illumination device, image display device, and monitor device Shunji Kamijima 2009-07-14
7561612 Laser source device, image display device equipped with the laser source device, and monitor device Minehiro IMAMURA 2009-07-14
6205156 Method and device for data transmission and reception using transmission pause state as reception timing Tomoki Watanabe, Hironobu Fukunaga, Kazuhiro Hayakawa, Tatsuo Suzuki, Katsumi Kishida +1 more 2001-03-20