P

Inventor

ISHII YOSHITAKA

JP7 patents
⚠️ This page may combine multiple inventors who share the name “ISHII YOSHITAKA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PETROLEUM ENERGY CENTER FOUND

5 patents

SUGATSUNE KOGYO

1 patent

KROSAKIHARIMA CORP

1 patent