P

Inventor

OHTSUKA YOSHIHIRO

JP27 patents
⚠️ This page may combine multiple inventors who share the name “OHTSUKA YOSHIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

DAICEL CHEM

12 patents

ASAHI GLASS CO LTD

4 patents

SUMITOMO METAL MINING CO

3 patents

MORITEX CORP

2 patents

SHARP KK

2 patents

KATO ELECTRIC & MACHINARY CO

1 patent

DAICEL CHEMICAL INDSTRIES LTD

1 patent

SANWA SHUTTER CORP

1 patent

OHTSUKA YOSHIHIRO

1 patent