Inventor · disambiguated record
Nanao Horiishi
Also filed as: HORIISHI NANAO
34 granted patents·2 pending applications·573 citations·filing 1974–2019
98Inventor score
Files withTODA KOGYO CORP27AGENCY IND SCIENCE TECHN3SUMITOMO SPEC METALS3GEN OF AGENCY OF IND SCIENCE1NIPPON KAYAKU KK1
Top patents by PatentIndex Score
36 records- 0189US5123989AResin-bonding methodTODA KOGYO CORP·Filed 1990·Granted Jun 23, 1992·77 cites·6 claims
- 0287US4133677AProcess for producing acicular magnetic metallic particle powderTODA KOGYO CORP·Filed 1977·Granted Jan 9, 1979·44 cites·7 claims
- 0384US5112403ACoating compositionTODA KOGYO CORP·Filed 1991·Granted May 12, 1992·35 cites·11 claims
- 0483US3970738AProcess for producing iron oxide products from waste liquids containing ferrous saltsTODA KOGYO CORP·Filed 1974·Granted Jul 20, 1976·32 cites·12 claims
- 0581US7670676B2Pharmaceutical raw materialTODA KOGYO CORP·Filed 2006·Granted Mar 2, 2010·9 cites·9 claims
- 0681US4548801APlate-like barium ferrite particles for use in magnetic recording and process for producing the sameTODA KOGYO CORP·Filed 1984·Granted Oct 22, 1985·21 cites·11 claims
- 0780US4942098ACorrosion resistant permanent magnetSUMITOMO SPEC METALS·Filed 1988·Granted Jul 17, 1990·24 cites·14 claims
- 0880US4136158AProduction of acicular magnetic iron oxidesTODA KOGYO CORP·Filed 1977·Granted Jan 23, 1979·21 cites·17 claims
- 0975US5236783ASuperparamagnetic fine particles of iron oxide and magnetic recording media containing said particlesTODA KOGYO CORP·Filed 1991·Granted Aug 17, 1993·20 cites·4 claims
- 1074US5368933ASuperparamagnetic fine particles of iron oxide and magnetic recording media containing said particlesTODA KOGYO CORP·Filed 1993·Granted Nov 29, 1994·27 cites·2 claims
- 1173US4136049AProcess for treating acicular magnetite containing co to stabilize the magnetic properties thereofTODA KOGYO CORP·Filed 1977·Granted Jan 23, 1979·16 cites·4 claims
- 1272US4992191ASphere-like magnetite particles and a process for producing the sameTODA KOGYO CORP·Filed 1989·Granted Feb 12, 1991·20 cites·2 claims
- 1371US4959273ACorrosion-resistant permanent magnet and method for preparing the sameSUMITOMO SPEC METALS·Filed 1989·Granted Sep 25, 1990·22 cites·44 claims
- 1468US4917952AElectroconductive iron oxide particlesTODA KOGYO CORP·Filed 1988·Granted Apr 17, 1990·22 cites·14 claims
- 1568US4529524AProcess for producing plate-like barium ferrite particles for magnetic recordingTODA KOGYO CORP·Filed 1984·Granted Jul 16, 1985·12 cites·14 claims
- 1667US4033891AMagnetic particle powder of acicular ferric oxide used for magnetic recording material and a process for producing the sameTODA KOGYO CORP·Filed 1975·Granted Jul 5, 1977·12 cites·6 claims
- 1766US5449565AMagnetic iron oxide particles, a process for producing the same and a magnetic recording mediumTODA KOGYO CORP·Filed 1993·Granted Sep 12, 1995·23 cites·18 claims
- 1865US4539129ABarium ferrite particles and process for producing said particlesTODA KOGYO CORP·Filed 1983·Granted Sep 3, 1985·11 cites·13 claims
- 1964US4585568APlate-like barium ferrite particles for magnetic recording and process for producing the sameTODA KOGYO CORP·Filed 1984·Granted Apr 29, 1986·11 cites·13 claims
- 2063US4968529AProcess for producing a corrosion resistant permanent magnetSUMITOMO SPEC METALS·Filed 1989·Granted Nov 6, 1990·13 cites·23 claims
- 2162US4561988AProcess for production of plate-like barium ferrite particles for magnetic recordingTODA KOGYO CORP·Filed 1984·Granted Dec 31, 1985·9 cites·3 claims
- 2261US4584242APlate-like barium ferrite particles for magnetic recording and process for producing the sameTODA KOGYO CORP·Filed 1985·Granted Apr 22, 1986·16 cites·2 claims
- 2358US4698182AHexagonal plate-like barium ferrite particles for magnetic recording and process for producing the sameTODA KOGYO CORP·Filed 1984·Granted Oct 6, 1987·9 cites·15 claims
- 2452US5968248AHeat-resistant inorganic pigment and process for producing the sameGEN OF AGENCY OF IND SCIENCE·Filed 1997·Granted Oct 19, 1999·13 cites·5 claims
- 2548US4251592AStabilization treatment of acicular ferromagnetic iron or iron-alloy particles against the oxidation thereofTODA KOGYO CORP·Filed 1979·Granted Feb 17, 1981·9 cites·9 claims
- 2647US2009260730A1Gas generant composition for gas actuator for activating safety device and gas generator for gas actuator using the sameNIPPON KAYAKU KK·Filed 2007·Application pending·0 cites
- 2745US5002727Acomposite magnetic compacts and their forming methodsAGENCY IND SCIENCE TECHN·Filed 1990·Granted Mar 26, 1991·9 cites·9 claims
- 2843US4828916APlate-like magnetoplumbite type ferrite particles for magnetic recording and magnetic recording media using the sameTODA KOGYO CORP·Filed 1987·Granted May 9, 1989·9 cites·6 claims
- 2942US5900313APlastic formed product containing specific particles of ferric oxide hydroxide or iron oxideTODA KOGYO CORP·Filed 1995·Granted May 4, 1999·7 cites·14 claims
- 3040US2006097232A1Magneto rheological fluidTODA KOGYO CORP·Filed 2005·Application pending·0 cites
- 3139US5196586APolydiphenyldiacetylenesTODA KOGYO CORP·Filed 1991·Granted Mar 23, 1993·2 cites·4 claims
- 3237US11414323B2Treatment method for reducing carbon dioxide emission of combustion exhaust gasSENTEC CO LTD·Filed 2019·Granted Aug 16, 2022·0 cites·5 claims
- 3337US5994611AMethod of incinerating plastic products containing ferric oxide hydroxide particlesTODA KOGYO CORP·Filed 1998·Granted Nov 30, 1999·4 cites·20 claims
- 3436US5143548ACoating composition having platelike iron oxide particlesTODA KOGYO CORP·Filed 1991·Granted Sep 1, 1992·4 cites·13 claims
- 3536US4792645AProcess for producing electroconductive fibrous shaped-articlesAGENCY IND SCIENCE TECHN·Filed 1985·Granted Dec 20, 1988·6 cites·28 claims
- 3635US4952331AComposite magnetic compacts and their forming methodsAGENCY IND SCIENCE TECHN·Filed 1987·Granted Aug 28, 1990·4 cites·9 claims
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