YI

Yohei Iwasaki

Canon: 8 patents #7,260 of 19,416Top 40%
Overall (All Time): #629,152 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10946684 Printed material, image recording method, and image recording apparatus Ryohei Goto, Fumihiro Goto, Tomoko Suzuki 2021-03-16
10814651 Ink jet recording method Takumi Otani, Ryohei Goto, Fumihiro Goto 2020-10-27
10759193 Ink jet recording method and ink jet recording apparatus with bringing porous body of liquid absorbing member into contact with ink image Ryohei Goto, Fumihiro Goto, Takumi Otani 2020-09-01
9461260 Organic light emitting device Hajime Muta, Tetsuo Takahashi 2016-10-04
9331296 Organic light-emitting device Maki Okajima, Keiji Okinaka, Tetsuo Takahashi, Hajime Muta, Minako Nakasu +2 more 2016-05-03
8039128 Fluorene compound, organic light emitting device and display device using the fluorene compound Taiki Watanabe, Kazunori Ueno, Koichi Suzuki 2011-10-18
7914909 Organic electroluminescent device Taiki Watanabe, Kazunori Ueno 2011-03-29
7723915 Organic light-emitting device and display apparatus Taiki Watanabe, Satoru Shiobara, Koichi Suzuki, Kazunori Ueno 2010-05-25