Inventor

TSUKASHIMA KOJI

JP5 patents

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

SUMITOMO ELECTRIC INDUSTRIES

2 patents

US9543630B2Jan 10, 2017

Electronic device

SUMITOMO ELECTRIC INDUSTRIES15 citations82

US11646711B2May 9, 2023

Filter circuit and balun circuit

SUMITOMO ELECTRIC INDUSTRIES0 citations47

TSUKASHIMA KOJI

2 patents

US8680898B2Mar 25, 2014

Multiplier circuit with improved wide band tripled wave output

TSUKASHIMA KOJI2 citations54

US8421537B2Apr 16, 2013

Electronic circuit

TSUKASHIMA KOJI1 citations44

FUJITSU QUANTUM DEVICES LTD

1 patent

US7067743B2Jun 27, 2006

Transmission line and device including the same

FUJITSU QUANTUM DEVICES LTD6 citations58