P
PatentIndex
Search
Landscape
Sign in
Inventor
KAWABATA MITSUHIRO
JP
3 patents
⚠️ This page may combine multiple inventors who share the name “KAWABATA MITSUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI PENCIL CO
2 patents
US9566818B2
Feb 14, 2017
Writing instrument
MITSUBISHI PENCIL CO
3 citations
69
US12358685B2
Jul 15, 2025
Replacement lead case
MITSUBISHI PENCIL CO
0 citations
41
KAMITANI TOSHIMI
1 patent
US9132692B2
Sep 15, 2015
Writing instrument
KAMITANI TOSHIMI
3 citations
56