YI

Yukari Ishikawa

TC Tomoeagawa Paper Co.: 3 patents #54 of 226Top 25%
SE Seiko Epson: 2 patents #4,555 of 7,774Top 60%
JC Japan Fine Ceramics Center: 1 patents #52 of 117Top 45%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #1,182,605 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9903047 Production method of SiC crystal Akinori Seki 2018-02-27
6815021 Recording medium for ink jet printers Takayuki Ishikawa, Nobuhiro Kubota, Minoru Tsuchida, Shigeki Asai, Takeshi Yoshimoto +3 more 2004-11-09
6656544 Ink-jet recording medium Takayuki Ishikawa, Nobuhiro Kubota, Shigeki Asai, Minoru Tsuchida, Kiyoshi Iwamoto +2 more 2003-12-02
6548150 Medium for ink-jet recording Takayuki Ishikawa, Takeshi Yoshimoto, Nobuhiro Kubota, Shinichiro Kobayashi, Kiyoshi Iwamoto +2 more 2003-04-15