SK

Sukchan Kim

Ricoh Company: 3 patents #261 of 1,810Top 15%
Overall (2017): #58,425 of 506,227Top 15%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9829762 Electrochromic display element, display device, information system, and electrochromic dimming lens Hiroyuki Takahashi, Tamotsu Horiuchi, Tohru Yashiro, Keiichiroh Yutani, Yoshinori Okada +8 more 2017-11-28
9688706 Electrochromic compound, electrochromic composition, display element, and dimming element Mamiko Inoue, Masaomi Sasaki, Tohru Yashiro, Keiichiroh Yutani, Yoshinori Okada +9 more 2017-06-27
9632385 Electrochromic display device with intermediate display electrode containing electrically conductive fine particle and a method for manufacturing such device Yoshinori Okada, Tohru Yashiro, Yoshihisa Naijo, Shigenobu Hirano, Koh Fujimura +5 more 2017-04-25