P
PatentIndex
Search
Landscape
Sign in
Inventor
CLAPTIEN FRÉDÉRIC
FR
2 patents
⚠️ This page may combine multiple inventors who share the name “CLAPTIEN FRÉDÉRIC”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CONTE
1 patent
US10308063B2
Jun 4, 2019
Paper pencil lead
CONTE
5 citations
68
SOCIéTé BIC
1 patent
US11072722B2
Jul 27, 2021
Pencil lead
SOCIéTé BIC
0 citations
58