Inventor

Hayato Kihara

Inventor

Ichihara, JP

Overview

1995–2003

Patent span

Chemistry

Primary field (CPC C)

Patents· 16 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds40%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds36%

C08JWorking-up12%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients8%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%

PatentTitleYear

6,660,806'Rubber-modified styrenic resin composition and molded article thereof'2003 6,417,307'Shrink film'2002 6,020,428'Rubber-modified styrenci resin composition and molded article thereof'2000 5,936,036'Rubber-modified styrenic resin composition and molded article thereof'1999 5,902,845'Rubber-modified styrenic resin composition and its molded article'1999 5,854,366'Styrene base random copolymer and process for producing the same'1998 5,783,646'Process for producing styrene base polymer'1998 5,726,215'Styrene resin composition and shaped article thereof'1998 5,723,554'Process for producing styrenic polymer'1998 5,708,112'Styrene copolymers, polystyrene compositions, and injection-molded articles'1998 5,665,833'Method for controlling a polymerization rate of styrene resins'1997 5,559,186'Thermoplastic resin compositions comprising blends of polyphenylene ether and polystyrene copolymer resins'1996 5,534,580'Styrenic resin composition and injection- and extrusion-molded articles'1996 5,489,652'Injection-molded articles'1996 5,489,629'Rubber-modified polystyrene resin compositions'1996 5,459,210'Processes for producing styrene copolymers'1995

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1995–2003Patents assigned to SUMITOMO CHEMICAL CO (16)· patent assignee history

1995–1998Based in Ichihara, JP· patent location history

1998–2003Based in Chiba, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SUMITOMO CHEMICAL CO	16	1995–2003

Locations

Location	Patents	Span
Ichihara, JP	9	1995–1998
Chiba, JP	7	1998–2003