KI

Keizo Iaki

NO Nippon Mitsubishi Oil: 2 patents #42 of 158Top 30%
Overall (All Time): #2,196,094 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6816298 Electrochromic device Yoshinori Nishikitani, Masaaki Kobayashi, Hiroshi Imafuku, Masaki Minami, Takaya Kubo 2004-11-09
6519072 Electrochromic device Yoshinori Nishikitani, Masaaki Kobayashi, Hiroshi Imafuku, Masaki Minami, Takaya Kubo 2003-02-11