Inventor
Tohru Takekoshi
Inventor
Scotia, NY, US
Overview
Patents· 61 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 bonds45%
C08LCompositions of macromolecular compounds11%
Y10TTechnical subjects covered by former us classification8%
C07DHeterocyclic compounds6%
C07CAcyclic or carbocyclic compounds5%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients5%
B29CShaping or joining of plastics4%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium4%
B29BPreparation or pretreatment of the material to be shaped3%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry2%
PatentTitleYear
7,256,241'Methods for polymerizing macrocyclic polyester oligomers using catalyst promoters'20077,230,044'Intimate physical mixtures containing macrocyclic polyester oligomer and filler'20077,151,143'Blends containing macrocyclic polyester oligomer and high molecular weight polymer'20066,994,914'Macrocyclic polyester oligomers and processes for polymerizing the same'20066,960,626'Intimate physical mixtures containing macrocyclic polyester oligomer and filler'20056,815,483'Method for preparing polyether copolymers with polycarbonates and polyarylates'20046,639,009'Macrocyclic polyester oligomers and processes for polymerizing the same'20036,608,147'Method for preparing polyether copolymers with polycarbonates and polyarylates'20036,583,233'Method for preparing polyether copolymers with polycarbonates and polyarylates'20036,469,205'Method for oxidation of xylene derivatives'20026,420,047'Macrocyclic polyester oligomers and processes for polymerizing the same'20026,369,157'Blend material including macrocyclic polyester oligomers and processes for polymerizing the same'20026,369,170'Method for preparing polyether copolymers with polycarbonates and polyarylates'20026,197,924'Method for isolating dihydroxybiphenyl polyethersulfones'20015,773,502'Fire retardant blends'19985,710,086'Titanate catalysts'19985,707,439'Layered minerals and compositions comprising the same'19985,591,800'Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers'19975,530,052'Layered minerals and compositions comprising the same'19965,527,976'Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers'19965,407,984'Process for preparing macrocyclic polyester oligomers'19955,389,719'Method for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers'19955,387,666'Branched polyesters prepared from macrocyclic poly(Alkylene Dicarboxylate) oligomers'19955,386,037'Trisstannoxanes useful for polymerizing macrocyclic poly(alkylene dicarboxylate) oligomers'19955,362,837'Preparation of macrocyclic polyetherimide oligomers from bis(trialkylsilyl) ethers'19945,362,845'Method for converting macrocyclic polyimide oligomers to linear polyimides'19945,357,029'Macrocyclic polyimide oligomers and method for their preparation'19945,357,033'Film forming aromatic organic polymers having enhanced dielectric constant values and method for making'19945,194,566'Polyarylene sulfide block copolymers, method for making, and use'19935,122,578'Polyphenylene ether-polyarylene sulfide compositions'19925,015,704'Reactively capped polyarylene sulfide and method and intermediates for their preparation'19915,015,703'Reactively capped polyarylene sulfide and method and intermediates for their preparation'19914,906,730'Polyetherimide blends, and molding method'19904,873,367'Method for preparing 4-hydroxy-3-phenylbenzoic acid'19894,808,696'Method for making organobis(thioether)s, and products obtained therefrom'19894,769,424'Polyarylene sulfide block copolymers, method for making, and use'19884,766,199'Secondary amine-terminated oligomers and copolyurethanecarbonates prepared therefrom'19884,760,117'Method for preparing copolycarbonates from cyclic polycarbonate oligomers'19884,716,216'Crystalline polyimides containing cumulative phenylene sulfide units'19874,695,612'Secondary amine-terminated oligomers and copolyurethanecarbonates prepared therefrom'19874,634,760'Novel copolyimides and polyamic acid precursors therefor'19874,599,396'Crystalline polyetherimides and polyamic acid precursors therefor'1986RE031805'Method for making polyimides'19854,349,479'Method of salvaging aromatic bisimide values'19824,324,882'Method for making polyimides'19824,302,575'Heat curable polyimides'19814,293,684'Polyetherimide having long chain aliphatic end groups and method for making'19814,293,683'Method for making polyetherimides using carboxylic acid salts of alkali metals or zinc as catalysts'19814,281,100'Injection moldable polyetherimide oligomers and method for making'19814,221,897'Method for making polyetheramide acid'19804,217,281'Imide carbonyl compounds and method for making'19804,202,993'Method for making substantially anhydrous alkali metal bisphenol salts'19804,128,574'Method for making organic polycarboxylic acids'1978RE029617'Aryl methylene polymers prepared from chloral, bromal or glyoxalic acid'1978RE029616'Halovinylidene arylene polymers and process for making the same'19784,024,101'Method for making poly-etherimides and products produced thereby'19774,024,110'Method for making polyetherimides'19774,011,198'Method for making polyetherimides'19773,991,004'Method for making polyetherimide'19763,989,670'Method for making polyetherimides'19763,957,862'Method of making aromatic bis(ether ortho phthalic acid)s'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–2004Patents assigned to GEN ELECTRIC (50)· patent assignee history
1976–2007Based in Scotia, NY, US· patent location history
2002–2007Patents assigned to CYCLICS CORP (7)· patent assignee history
2003Patents assigned to CYCLIS CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GEN ELECTRIC | 50 | 1976–2004 |
| CYCLICS CORP | 7 | 2002–2007 |
| CYCLIS CORP | 1 | 2003 |
Locations
| Location | Patents | Span |
|---|---|---|
| Scotia, New York, US | 61 | 1976–2007 |