Inventor
LI CHUNG-HSUAN
CN8 patents
⚠️ This page may combine multiple inventors who share the name “LI CHUNG-HSUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHENZHEN PU YING INNOVATION TECH CORP LTD
5 patentsUS10691229B2Jun 23, 2020
Pointer
SHENZHEN PU YING INNOVATION TECH CORP LTD1 citations59
US10787026B2Sep 29, 2020
Ink-type pointer
SHENZHEN PU YING INNOVATION TECH CORP LTD0 citations38
US10712838B2Jul 14, 2020
Automatic pencil type pointer
SHENZHEN PU YING INNOVATION TECH CORP LTD0 citations38
US10635197B2Apr 28, 2020
Lateral pressure sensing pointer
SHENZHEN PU YING INNOVATION TECH CORP LTD0 citations38
US10613648B2Apr 7, 2020
Pressure sensing pointer
SHENZHEN PU YING INNOVATION TECH CORP LTD0 citations38
WACOM CO LTD
2 patentsUS9052756B2Jun 9, 2015
Electromagnetic writing unit and electromagnetic handwriting pen for concurrently providing ink writing and electromagnetic writing functions
WACOM CO LTD4 citations71
US9092107B2Jul 28, 2015
Electromagnetic pen with electromagnetic and ink writing functions
WACOM CO LTD0 citations39