Inventor

YASUSHI KOYAMA

Inventor
JP

Overview

14→
Patents
2022–2025
Patent span
Electricity
Primary field (CPC H)

Patents· 14 as inventor

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

H01Qprimary
H01QAntennas, i.e. radio aerials20%
H03BGeneration of oscillations, directly or by frequency-changing, by circuits employing active elements which operate in a non-switching manner20%
G01RMeasuring electric variables9%
G01VGeophysics7%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%
H01PWaveguides5%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses5%
H04NPictorial communication, e.g. television5%
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing2%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light2%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2025Patents assigned to CANON KK (13)· patent assignee history
2022–2025Based in JP· patent location history
2025Patents assigned to WORLD WING ENTPR CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CANON KK132022–2025
WORLD WING ENTPR CO LTD12025
Locations
LocationPatentsSpan
JP142022–2025