LexDanaLexDanabeta
Inventor

Yoji Ohira

Inventor
Mihara, JP

Overview

4→
Patents
1993–2013
Patent span
Chemistry
Primary field (CPC C)

Patents· 4 as inventor

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

C08Kprimary
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients38%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds25%
C08JWorking-up13%
C08LCompositions of macromolecular compounds13%
Y10TTechnical subjects covered by former us classification13%
PatentTitleYear
8,501,303'Aromatic polycarbonate resin composition'20138,110,622'Aromatic polycarbonate resin composition and manufacturing process thereof'20125,378,794'Process for the production of aromatic phosphorus-containing polymer'19955,234,980'Fire retardant polycarbonate resin composition comprising mixture of partially esterified phosphoric acids'1993

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1993–2013Patents assigned to TEIJIN CHEMICALS LTD (4)· patent assignee history
1993–1995Based in Mihara, JP· patent location history
2012–2013Patents assigned to OHIRA YOJI (2)· patent assignee history
2012Patents assigned to ITO HIDEKAZU (1)· patent assignee history
2012Patents assigned to KOYA KAZUHIKO (1)· patent assignee history
2012Based in Tokyo, JP· patent location history
2013Patents assigned to MIYAKE TOSHIYUKI (1)· patent assignee history
2013Based in Chiyoda-ku, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TEIJIN CHEMICALS LTD41993–2013
OHIRA YOJIself22012–2013
ITO HIDEKAZU12012
KOYA KAZUHIKO12012
MIYAKE TOSHIYUKI12013
Locations
LocationPatentsSpan
Mihara, JP21993–1995
Chiyoda-ku, JP12013
Tokyo, JP12012