Inventor
Toshitaka Kouyama
Inventor
Iwaki, JP
Overview
Patents· 28 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Gprimary
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds16%
C08LCompositions of macromolecular compounds14%
B29CShaping or joining of plastics12%
Y10TTechnical subjects covered by former us classification11%
C08JWorking-up8%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts8%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
D01FChemical features in the manufacture of artificial filaments, threads, fibres, bristles or ribbons5%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers3%
PatentTitleYear
6,673,403'Gas-barrier, multi-layer hollow container'20046,245,437'Gas-barrier composite film'20016,183,679'Production process for injection-molded product of polyglycolic acid'20016,159,416'Stretch blow molded container and production process thereof'20006,046,251'Injection-molded product of polyglycolic acid and production process thereof'20006,001,439'Stretch blow molded container and production process thereof'19995,908,917'Polyglycolic acid sheet and production process thereof'19995,853,639'Oriented polyglycolic acid film and production process thereof'19985,474,828'Electronic device sealing resin compositions and sealed electronic devices'19955,332,770'Electronic device sealing resin compositions and sealed electronic devices'19945,006,591'Polyarylene thioether composition and molded product thereof'19914,921,758'Molded product of polyarylene thioether and the use thereof'19904,897,238'Stretched poly(arylene thioether-ketone) films and production process thereof'19904,895,691'Poly(arylene thioether-ketone) fibers and production process thereof'19904,895,912'Stretched poly(arylene thioether-ketone) films and production process thereof'19904,895,924'Poly(arylene thioether-ketone) fibers and production process thereof'19904,895,892'Melt-stable poly(arylene thioether-ketone) compositions'19904,873,283'Molded or formed poly(arylene thioether-ketone) articles'19894,863,669'Process for forming polyarylenethioether stretched blow-molded vessel'19894,826,906'Poly(arylene thioether-ketone) compositions improved in both melt stability and crystallinity'19894,816,335'High-quality polyarylene-thioether fibers and method for production thereof'19894,801,416'Transparent and little colored polyarylenethioether primary melt molding, preparation and utilization thereof'19894,795,671'Para-phenylene sulfide block copolymers, process for the production of the same and use thereof'19894,785,057'Para-phenylene sulfide block copolymer, process for the production of the same'19884,769,426'Process for preparation of polyarylene thioethers having high melt crystallization temperature'19884,746,698'Method of preventing corrosion of apparatus for melt-processing polyarylene thioethers'19884,659,789'Phenylene sulfide resin compositions'19874,613,654'Polyarylenesulfide complexes, processes for production and uses thereof'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–2004Patents assigned to KUREHA CHEMICAL IND CO LTD (27)· patent assignee history
1986–2004Based in Iwaki, JP· patent location history
1988Patents assigned to KUREHA KAGAWA KOGYO KABUSHIKI (1)· patent assignee history
1989–2001Based in Fukushima, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KUREHA CHEMICAL IND CO LTD | 27 | 1986–2004 |
| KUREHA KAGAWA KOGYO KABUSHIKI | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Iwaki, JP | 21 | 1986–2004 |
| Fukushima, JP | 7 | 1989–2001 |