Inventor
Tadatoshi Ogawa
Inventor
Takatsuki, JP
Overview
Patents· 16 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Tprimary
Y10TTechnical subjects covered by former us classification22%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form12%
C08JWorking-up12%
C08LCompositions of macromolecular compounds12%
B29CShaping or joining of plastics8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients4%
A23BPreservation of foods, foodstuffs or non-alcoholic beverages2%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
6,083,629'Resin composition and shaped article having a layer comprising the same'20005,869,573'Resin composition and shaped article having a layer comprising the same'19995,854,326'Gas barrier resin composition and process for producing the same'19985,721,187'Oxygen absorber'19985,462,777'Wrapping multilayer film'19955,115,027'Polypropylene stretched film'19925,032,645'Polypropylene stretched film'19915,019,442'Overlay films'19914,948,657'Multi-layer shrink film'19904,786,562'Polypropylene multi-layer film'19884,766,157'Foamed particles of propylene-type polymer'19884,761,462'Packaging propylene copolymer film'19884,675,247'Laminated polypropylene film'19874,670,529'Packaging shrink film'19874,438,238'Low density copolymer composition of two ethylene-.alpha.-olefin copolymers'19844,248,651'Thermoforming process of corrugated plastic board'1981Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–2000Patents assigned to SUMITOMO CHEMICAL CO (15)· patent assignee history
1981–1988Based in Takatsuki, JP· patent location history
1988–1991Based in Ichihara, JP· patent location history
1991–1992Based in Grange Height, SG· patent location history
1995Patents assigned to KURA IND COMPANY LIMITED (1)· patent assignee history
1995Based in Osaka, JP· patent location history
1998–2000Based in Toyonaka, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SUMITOMO CHEMICAL CO | 15 | 1981–2000 |
| KURA IND COMPANY LIMITED | 1 | 1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Takatsuki, JP | 5 | 1981–1988 |
| Toyonaka, JP | 4 | 1998–2000 |
| Ichihara, JP | 3 | 1988–1991 |
| Grange Height, SG | 2 | 1991–1992 |
| Osaka, JP | 1 | 1995 |