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Inventor

Fumiaki Naka

Inventor
Tokyo, JP

Overview

2→
Patents
2001–2013
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C08Lprimary
C08LCompositions of macromolecular compounds25%
B22FWorking metallic powder13%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds13%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds13%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients13%
H01CResistors13%
H01TSpark gaps13%
PatentTitleYear
8,519,817'Discharge gap filling composition and electrostatic discharge protector'20136,191,227'Polyethylene resin, and pipes and pipe joints using same'2001

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2001Patents assigned to JAPAN POLYOLEFINS CO LTD (1)· patent assignee history
2001Based in Oita, JP· patent location history
2013Patents assigned to AZUMA YUKIHIKO (1)· patent assignee history
2013Patents assigned to ISHIHARA YOSHIMITSU (1)· patent assignee history
2013Patents assigned to NAKA FUMIAKI (1)· patent assignee history
2013Patents assigned to ONISHI MINA (1)· patent assignee history
2013Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AZUMA YUKIHIKO12013
ISHIHARA YOSHIMITSU12013
JAPAN POLYOLEFINS CO LTD12001
NAKA FUMIAKIself12013
ONISHI MINA12013
Locations
LocationPatentsSpan
Tokyo, JP12013
Oita, JP12001