P

Inventor

TAMAI RYOICHI

JP3 patents
⚠️ This page may combine multiple inventors who share the name “TAMAI RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

ISHIHARA AKIRA

1 patent

TAMAI RYOICHI

1 patent

CENTRAL GLASS CO LTD

1 patent