KK

Koji Kitagawa

SO Sony: 2 patents #351 of 2,482Top 15%
DC Daido Metal Company: 1 patents #14 of 40Top 35%
Overall (2004): #25,316 of 270,089Top 10%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6783644 Film deposition method Minehiro Tonosaki 2004-08-31
6773843 Portable fuel cell stack Eiji Kato, Yukio Naruse, Takashi Inaba, Yasuo Ido 2004-08-10
6709605 Etching method Minehiro Tonosaki 2004-03-23