P

Inventor

WATANABE KATSUMI

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

SONY CORP

8 patents

KOBE STEEL LTD

5 patents

WATANABE KENKYUSHO

5 patents

HITACHI LTD

3 patents

FURUKAWA ELECTRIC CO LTD

3 patents

OZEN CORP

3 patents

FURUKAWA SKY ALUMINUM CORP

3 patents

CASIO COMPUTER CO LTD

2 patents

NICHIAS CORP

2 patents

NEC ELECTRONICS CORP

2 patents

DAINIPPON SCREEN MFG

2 patents

NAKAI TOMOMITSU

2 patents

FUJI ELECTRIC CO LTD

1 patent

FURAKAWA ELECTRIC CO INC

1 patent

CLARION CO LTD

1 patent

FUJITSU GENERAL LTD

1 patent

WATANABE KATSUMI

1 patent

TOHOKU ELECTRIC POWER CO

1 patent

DENSO CORP

1 patent

HITACHI GLOBAL STORAGE TECH

1 patent

YUGEN KAISHA WATANABE KENKUSHO

1 patent

DNP FINE CHEMICALS CO LTD

1 patent

Showing the top 50 of 90 patents by PatentIndex Score.