P

Inventor

TANAKA YASUHIKO

JP81 patents
⚠️ This page may combine multiple inventors who share the name “TANAKA YASUHIKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUJI PHOTO OPTICAL CO LTD

12 patents

KONISHIROKU PHOTO IND

9 patents

FUJI PHOTO FILM CO LTD

6 patents

MATSUSHITA REFRIGERATION

5 patents

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

4 patents

JAPAN STEEL WORKS LTD

4 patents

HITACHI LTD

2 patents

AIDA ENG LTD

2 patents

SHARP KK

1 patent

OLYMPUS OPTICAL CO

1 patent

ISHIO TOSHIYA

1 patent

TAKASAWA KOICHI

1 patent

TORAY INDUSTRIES

1 patent

TAKASAWA KOUICHI

1 patent

Showing the top 50 of 81 patents by PatentIndex Score.