Inventor

Yoshimasa Sakamoto

Inventor
Kobe, JP

Overview

16→
Patents
2009–2019
Patent span
Chemistry
Primary field (CPC C)

Patents· 16 as inventor

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

C07Kprimary
C07KPeptides22%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations20%
A61KPreparations for medical, dental or toiletry purposes17%
G01NInvestigating or analysing materials by determining their chemical or physical properties14%
C12QMeasuring or testing processes involving enzymes, nucleic acids or microorganisms9%
C12NMicroorganisms or enzymes6%
C07HSugars5%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests5%
C12YEnzymes3%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2009–2019Patents assigned to EISAI R&D MAN CO LTD (15)· patent assignee history
2009–2012Based in Kyoto, JP· patent location history
2011–2016Patents assigned to SAKAMOTO YOSHIMASA (7)· patent assignee history
2011–2013Patents assigned to ONO YUICHI (4)· patent assignee history
2012–2019Based in Kobe, JP· patent location history
2013–2016Patents assigned to IMAI TOSHIO (3)· patent assignee history
2013–2016Patents assigned to KAWANO TETSU (3)· patent assignee history
2013–2015Based in Hyogo, JP· patent location history
2016–2018Based in Nishinomiya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EISAI R&D MAN CO LTD152009–2019
SAKAMOTO YOSHIMASAself72011–2016
ONO YUICHI42011–2013
IMAI TOSHIO32013–2016
KAWANO TETSU32013–2016
Locations
LocationPatentsSpan
Kobe, JP62012–2019
Kyoto, JP52009–2012
Nishinomiya, JP32016–2018
Hyogo, JP22013–2015