Inventor · disambiguated record
Etsuo Tobita
Also filed as: TOBITA ETSUO
28 granted patents·5 pending applications·250 citations·filing 1981–2012
96Inventor score
Files withADEKA ARGUS CHEMICAL CO LTD11ADEKA CORP9ASAHI DENKA KOGYO KK5ASAHI DENKA CO LTD3NEGISHI YOSHINORI2
Top patents by PatentIndex Score
33 records- 0191US7132499B2Polyester resin container with improved weatherabilityASAHI DENKA CO LTD·Filed 2005·Granted Nov 7, 2006·11 cites·3 claims
- 0290US7553892B2Optical filmADEKA CORP·Filed 2005·Granted Jun 30, 2009·9 cites·18 claims
- 0388US7714046B2Process for producing crystal nucleator composition and crystalline polymer compositionADEKA CORP·Filed 2006·Granted May 11, 2010·7 cites·20 claims
- 0488US4371647A2,6-Di-tertiary butyl phenyl pentaerythritol spiro bis-phosphites enhancing the stability to heat and light of synthetic resinADEKA ARGUS CHEMICAL CO LTD·Filed 1981·Granted Feb 1, 1983·38 cites·51 claims
- 0583US8017678B2Polyester resin compositionADEKA CORP·Filed 2007·Granted Sep 13, 2011·5 cites·9 claims
- 0683US7910643B2Polylactic acid resin composition, moldings, and process for production thereofADEKA CORP·Filed 2005·Granted Mar 22, 2011·5 cites·17 claims
- 0782US8329787B2Weakly basic hindered amines compounds having carbonate skeletons, synthetic resin compositions and coating compositionsNEGISHI YOSHINORI·Filed 2010·Granted Dec 11, 2012·3 cites·10 claims
- 0881US6787067B2Granular composite additive for polyolefin, process for producing the same, and polyolefin composition containing the sameASAHI DENKA KOGYO KK·Filed 2001·Granted Sep 7, 2004·17 cites·7 claims
- 0978US6333114B1Polycarbonate resin coextruded articleASAHI DENKA KOGYO KK·Filed 2000·Granted Dec 25, 2001·18 cites·15 claims
- 1078US4740544AHydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-triazines) as stabilizers for synthetic polymer compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1986·Granted Apr 26, 1988·19 cites·10 claims
- 1177US4670492ACyclic bis and tris phosphites and stabilized synthetic resin compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1985·Granted Jun 2, 1987·14 cites·21 claims
- 1276US7842744B2Optical filmADEKA CORP·Filed 2009·Granted Nov 30, 2010·2 cites·26 claims
- 1376US4743688APoly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-triazinesADEKA ARGUS CHEMICAL CO LTD·Filed 1986·Granted May 10, 1988·10 cites·14 claims
- 1474US9133121B2Weakly basic hindered amines compounds having carbonate skeletons, synthetic resin compositions and coating compositionsNEGISHI YOSHINORI·Filed 2012·Granted Sep 15, 2015·1 cites·13 claims
- 1574US6500887B1Polymeric material compositionASAHI DENKA KOGYO KK·Filed 1999·Granted Dec 31, 2002·30 cites·5 claims
- 1672US7125920B2Ultraviolet absorber for synthetic resin and synthetic resin composition containing the sameASAHI DENKA KOGYO KK·Filed 2002·Granted Oct 24, 2006·6 cites·6 claims
- 1771US7442735B2Nucleating agent composition and crystalline polymer compositions containing the sameASAHI DENKA CO LTD·Filed 2004·Granted Oct 28, 2008·8 cites·5 claims
- 1871US4910238APoly(2,2,6,6-tetramethyl piperidyl amino)-1,3,5-triazines as stabilizers for synthetic polymer compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1986·Granted Mar 20, 1990·8 cites·10 claims
- 1970US7662893B2Method for producing stabilized polymerADEKA CORP·Filed 2006·Granted Feb 16, 2010·2 cites·20 claims
- 2064US4491643ABis(2,2,6,6-tetramethylpiperidyl-1,3,5-triazinyl)-spirodiamines and spiroglycol ethers and synthetic resin compositions containing the sameADEKA ARGUS CHEMICAL CO LTD·Filed 1984·Granted Jan 1, 1985·5 cites·30 claims
- 2163US7034102B2Polylactic acid resin composition and molded article thereof, and process of producing the molded articleTOYOTA MOTOR CO LTD·Filed 2004·Granted Apr 25, 2006·4 cites·5 claims
- 2262US4481317AHindered bisphenol diphosphonites and stabilized synthetic resin compositions containing the sameADEKA ARGUS CHEMICAL CO LTD·Filed 1983·Granted Nov 6, 1984·12 cites·38 claims
- 2355US2009111699A1Weakly Basic Hindered Amines Having Carbonate Skeletons, Synthetic Resin Compositions, And Coating CompositionsADEKA CORP·Filed 2005·Application pending·0 cites
- 2451US8154571B2Thermal recording material containing tris(2-Methyl-4-hydroxy-5-t-butylphenyl)butaneTOBITA ETSUO·Filed 2008·Granted Apr 10, 2012·0 cites·4 claims
- 2551US2010174015A1Polymeric material compositionADEKA CORP·Filed 2007·Application pending·0 cites
- 2650US6184275B1Crystalline polymer compositionASAHI DENKA KOGYO KK·Filed 1999·Granted Feb 6, 2001·9 cites·12 claims
- 2748US2010305327A1Nitroxyl compound, and polymerization inhibitor and polymerization inhibitor composition using sameADEKA CORP·Filed 2006·Application pending·0 cites
- 2842US2005001358A1Polylactic acid-based resin compositions, molded articles and process for producing the sameFiled 2002·Application pending·0 cites
- 2939US4760141AHydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-triazines) as stabilizers for synthetic polymer compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1987·Granted Jul 26, 1988·3 cites·22 claims
- 3038US4898688APoly(2,2,6-tetramethyl piperidyl amino)-1,3,5-triazines as stabilizers for synthetic polymer compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1987·Granted Feb 6, 1990·3 cites·5 claims
- 3133US4759871AHydrocarbyl(polyphenol)-poly(2,2,6,6-tetramethyl piperidyl-1,3,5-triazines) as stabilizers for synthetic polymer compositionsADEKA ARGUS CHEMICAL CO LTD·Filed 1987·Granted Jul 26, 1988·1 cites·5 claims
- 3233US2003236329A1Nucleating agent and crystalline polymer composition containing the sameASAHI DENKA CO LTD·Filed 2003·Application pending·0 cites
- 3331US4885323APoly-2,2,6,6-tetramethyl piperidyl amino spiro glycol ether-1,3,5-triazinesADEKA ARGUS CHEMICAL CO LTD·Filed 1987·Granted Dec 5, 1989·0 cites·40 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →