Inventor

Hirofumi Maruyama

Inventor
Tokyo, JP

Overview

10→
Patents
2007–2020
Patent span
Electricity
Primary field (CPC H)

Patents· 10 as inventor

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

H04Lprimary
H04LTransmission of digital information, e.g. telegraphic communication15%
H04BTransmission11%
A01KAnimal husbandry7%
A61KPreparations for medical, dental or toiletry purposes7%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations7%
C07KPeptides7%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms7%
H04JMultiplex communication7%
F16HGearing4%
G01DMeasuring not specially adapted for a specific variable4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007Based in Fuji, JP· patent location history
2013–2020Patents assigned to SONY CORP (6)· patent assignee history
2013–2015Patents assigned to HASEGAWA RYO (3)· patent assignee history
2013–2015Patents assigned to MARUYAMA HIROFUMI (3)· patent assignee history
2013–2015Patents assigned to TAKAOKA KATSUMI (3)· patent assignee history
2013–2020Based in Tokyo, JP· patent location history
2016–2018Patents assigned to UNIV HIROSHIMA (2)· patent assignee history
2016–2018Based in Hiroshima, JP· patent location history
2018Based in Nagano, JP· patent location history
2019Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP62013–2020
HASEGAWA RYO32013–2015
MARUYAMA HIROFUMIself32013–2015
TAKAOKA KATSUMI32013–2015
UNIV HIROSHIMA22016–2018
Locations
LocationPatentsSpan
Tokyo, JP52013–2020
Hiroshima, JP22016–2018
Kanagawa, JP12019
Nagano, JP12018
Fuji, JP12007