P

Inventor

WATANABE HIROYUKI

JP551 patents
⚠️ This page may combine multiple inventors who share the name “WATANABE HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TEAC CORP

13 patents

FUJI XEROX CO LTD

5 patents

OLYMPUS OPTICAL CO

3 patents

NIPPON ZEON CO

3 patents

TOSHIBA KK

3 patents

ASAHI GLASS CO LTD

3 patents

CANON KK

3 patents

HITACHI LTD

2 patents

HERAEUS QUARZGLAS

2 patents

SHINETSU QUARTZ PROD

1 patent

(unassigned)

1 patent

ASAHI CHEMICAL IND

1 patent

TOYOTA MOTOR CO LTD

1 patent

MITSUBISHI RAYON CO

1 patent

ASAHI MEDICAL CO

1 patent

ROHM CO LTD

1 patent

NAMCO LTD

1 patent

KAO CORP

1 patent

SUMITOMO WIRING SYSTEMS

1 patent

NEC CORP

1 patent

FUJI PHOTO FILM CO LTD

1 patent

TOMY CO LTD

1 patent

Showing the top 50 of 551 patents by PatentIndex Score.