Inventor

Haruhisa Ohashi

Inventor

Chiba, JP

Overview

2018–2021

Patent span

Physics

Primary field (CPC G)

Patents· 9 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer62%

C23CCoating metallic material23%

C22CAlloys8%

H05KPrinted circuits8%

PatentTitleYear

11,032,960Feeder2021 10,832,720Magnetic recording medium with nitride segregant, method for manufacturing same and magnetic recording and reproducing apparatus2020 10,829,848Magnetic recording medium, with carbide segregant, method for manufacturing same and magnetic recording and reproducing apparatus2020 10,803,895Magnetic recording medium and magnetic storage apparatus2020 10,706,884Magnetic recording medium and magnetic storage apparatus2020 10,699,737Magnetic recording medium and magnetic storage apparatus2020 10,283,154Magnetic recording medium and magnetic storage apparatus2019 10,056,103Method of manufacturing magnetic recording medium, magnetic recording medium, and magnetic recording and reproducing apparatus2018 9,959,895Method for manufacturing magnetic recording medium, magnetic recording medium and magnetic recording and reproducing apparatus2018

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2018–2020Patents assigned to SHOWA DENKO KK (8)· patent assignee history

2018–2020Based in Chiba, JP· patent location history

2018Based in Ichihara, JP· patent location history

2019Patents assigned to UNIV TOHOKU (1)· patent assignee history

2021Patents assigned to FUJI CORP (1)· patent assignee history

2021Based in Toyota, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHOWA DENKO KK	8	2018–2020
FUJI CORP	1	2021
UNIV TOHOKU	1	2019

Locations

Location	Patents	Span
Chiba, JP	7	2018–2020
Toyota, JP	1	2021
Ichihara, JP	1	2018