P

Inventor

KAWASHIMA YASUTOYO

JP22 patents
⚠️ This page may combine multiple inventors who share the name “KAWASHIMA YASUTOYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SUMITOMO CHEMICAL CO

12 patents

NOZUE YOSHINOBU

6 patents

KAWASHIMA YASUTOYO

4 patents