P

Inventor

KOYAMA SHIGEHARU

JP6 patents
⚠️ This page may combine multiple inventors who share the name “KOYAMA SHIGEHARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

BAYER AGROCHEM KK

5 patents

NIHON TOKUSHU NOYAKU SEIZO KK

1 patent