Inventor

Hidehisa Sakai

Inventor
Kawasaki, JP

Overview

14→
Patents
1994–2020
Patent span
Physics
Primary field (CPC G)

Patents· 14 as inventor

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

G06Fprimary
G06FElectric digital data processing28%
G01NInvestigating or analysing materials by determining their chemical or physical properties12%
H01RElectrically-conductive connections12%
H05KPrinted circuits12%
H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h108%
Y10TTechnical subjects covered by former us classification8%
F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact4%
F28FDetails of heat-exchange and heat-transfer apparatus, of general application4%
G06TImage data processing or generation, in general4%
H01LSemiconductor devices4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2020Patents assigned to FUJITSU LTD (14)· patent assignee history
1994–2018Based in Kawasaki, JP· patent location history
2012–2014Patents assigned to SAKAI HIDEHISA (3)· patent assignee history
2012Patents assigned to IIKAWA TSUTOMU (1)· patent assignee history
2012Patents assigned to MORIMUNE KATSUFUMI (1)· patent assignee history
2014Patents assigned to MATSUI NORIYUKI (1)· patent assignee history
2016–2020Based in Sagamihara, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
FUJITSU LTD141994–2020
SAKAI HIDEHISAself32012–2014
IIKAWA TSUTOMU12012
MATSUI NORIYUKI12014
MORIMUNE KATSUFUMI12012
Locations
LocationPatentsSpan
Kawasaki, JP121994–2018
Sagamihara, JP22016–2020