RK

Ryoji Kamiyama

WC Wacom Co.: 9 patents #2 of 81Top 3%
📍 Saitama, MO: #1 of 6 inventorsTop 20%
Overall (2022): #9,523 of 548,613Top 2%
9
Patents 2022

Issued Patents 2022

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
11531410 Electronic pen central rod and electronic pen main body part 2022-12-20
D968408 Cartridge for an electronic pen Masamitsu Ito, Toshihiko Horie 2022-11-01
D966268 Cartridge for an electronic pen Masamitsu Ito, Toshihiko Horie 2022-10-11
11385725 Electronic erasing device and writing information processing system Toshihiko Horie, Masamitsu Ito, Shigeru Yamashita, Fujii Kosuke 2022-07-12
11360584 Electronic pen Shigeru Yamashita, Masamitsu Ito 2022-06-14
D947192 Cartridge for an electronic pen Masamitsu Ito, Toshihiko Horie 2022-03-29
D947191 Cover for a cartridge of an electronic pen 2022-03-29
D946575 Cartridge for an electronic pen 2022-03-22
D946576 Cartridge for an electronic pen Masamitsu Ito, Toshihiko Horie 2022-03-22