Inventor
MATSUYAMA TSUYOSHI
JP9 patents
⚠️ This page may combine multiple inventors who share the name “MATSUYAMA TSUYOSHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
RICOH CO LTD
5 patentsUS10651390B2May 12, 2020
Tertiary amine compound, photoelectric conversion element, and solar cell
RICOH CO LTD2 citations71
US11756743B2Sep 12, 2023
Photoelectric conversion element
RICOH CO LTD0 citations60
US11081662B2Aug 3, 2021
Photoelectric conversion element and solar cell
RICOH CO LTD0 citations60
US10847323B2Nov 24, 2020
Photoelectric conversion element and solar cell
RICOH CO LTD1 citations60
US10686134B2Jun 16, 2020
Photoelectric conversion element
RICOH CO LTD0 citations39