Inventor

TAKEMURA TAKESHI

JP4 patents

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

NEC CORP

2 patents

US12494860B2Dec 9, 2025

Wavelength multiplexing device and wavelength multiplexing method

NEC CORP0 citations47

US12316373B2May 27, 2025

Optical signal monitoring device, and optical signal monitoring method

NEC CORP0 citations47

SUMITOMO DUREZ CO

1 patent

US4051098ASep 27, 1977

Method of preparing shaped active carbon

SUMITOMO DUREZ CO39 citations88

FUJI ELECTRIC CO LTD

1 patent

US5099145AMar 24, 1992

System disconnection detection circuit for a distributed location power source

FUJI ELECTRIC CO LTD14 citations71