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Inventor

Yasuhumi Shiomi

Inventor
Osaka, JP

Overview

1→
Patents
1987
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Pprimary
H01PWaveguides33%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner33%
H03DDemodulation or transference of modulation from one carrier to another33%
PatentTitleYear
4,679,249'Waveguide-to-microstrip line coupling arrangement and a frequency converter having the coupling arrangement'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (1)· patent assignee history
1987Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11987
Locations
LocationPatentsSpan
Osaka, JP11987