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Inventor

Akihito Sadamasa

Inventor
Hachioji, JP

Overview

6→
Patents
1998–2016
Patent span
Human necessities
Primary field (CPC A)

Patents· 6 as inventor

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

A61Bprimary
A61BDiagnosis75%
A61MDevices for introducing media into, or onto, the body25%
PatentTitleYear
9,402,683'Submucosal layer dissection instrument, submucosal layer dissection system, and submucosal layer dissection method'20169,289,236'Mucosa separation apparatus, and method for mucosa separation'20167,922,651'Ultrasonic treatment apparatus, endoscope apparatus, and treatment method'20116,712,817'Treatment instrument for endoscope'20046,017,339'Endoscopic diathermic knife'20005,766,184'Endoscopic treatment tool'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2004Patents assigned to OLYMPUS OPTICAL CO (3)· patent assignee history
1998Based in Hachiouji, JP· patent location history
2000–2004Based in Hachioji, JP· patent location history
2011–2016Patents assigned to OLYMPUS CORP (3)· patent assignee history
2011Based in Aomori, JP· patent location history
2016Patents assigned to SADAMASA AKIHITO (2)· patent assignee history
2016Patents assigned to KURA YASUHITO (1)· patent assignee history
2016Patents assigned to MIYANO YASUO (1)· patent assignee history
2016Based in Tokyo, JP· patent location history
2016Based in Hirosaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
OLYMPUS CORP32011–2016
OLYMPUS OPTICAL CO31998–2004
SADAMASA AKIHITOself22016
KURA YASUHITO12016
MIYANO YASUO12016
Locations
LocationPatentsSpan
Hachioji, JP22000–2004
Tokyo, JP12016
Hirosaki, JP12016
Aomori, JP12011
Hachiouji, JP11998