Inventor · disambiguated record
Tomio Takeuchi
Also filed as: INUI TAIJI · ISHIZUKA MASAAKI · OKAMI YOSHIRO · OKI TOSHIKAZU
189 granted patents·4 pending applications·1,848 citations·filing 1974–2005
99Inventor score
Files withMICROBIAL CHEM RES FOUND80ZAIDAN HOJIN BISEIBUTSU58SANRAKU OCEAN CO13SANRAKU INC8NIPPON KAYAKU KK6
Top patents by PatentIndex Score
193 records- 0197US4242453ACultivating streptomyces to produce an esterase inhibitorMICROBIAL CHEM RES FOUND·Filed 1979·Granted Dec 30, 1980·72 cites·4 claims
- 0297US4189438APhysiologically active substance esterastinMICROBIAL CHEM RES FOUND·Filed 1978·Granted Feb 19, 1980·82 cites·1 claims
- 0392US5756763APyrrolidine derivativesZAIDAN HOJIN BISEIBUTSU·Filed 1994·Granted May 26, 1998·46 cites·11 claims
- 0491US6214340B1Physiologically active substance sulphostin, process for producing the same, and use thereofZAIDAN HOJIN BISEIBUTSU·Filed 1998·Granted Apr 10, 2001·66 cites·6 claims
- 0591US4518532AN-[4-(3-aminopropyl)-aminobutyl]-2-(ω-guanidino-fatty-acid-amido)-2-substituted-ethanamide and salt thereofMICROBIAL CHEM RES FOUND·Filed 1982·Granted May 21, 1985·19 cites·10 claims
- 0690US5965556APyrrolidine derivativesZAIDAN HOJIN BISEIBUTSU·Filed 1998·Granted Oct 12, 1999·46 cites·16 claims
- 0789US7157268B2Process for producing L-epi-2-inosose and novel process for producing epi-inositol using microorganismsZAIDAN HOJIN BISEIBUTSU·Filed 2004·Granted Jan 2, 2007·20 cites·1 claims
- 0889US6514946B1Macrolide antibiotics and treatment and prophylaxis of pasteurellosis using the sameZAIDAN HOJIN BISEIBUTSU·Filed 2000·Granted Feb 4, 2003·36 cites·7 claims
- 0989US4092473ATylosin derivatives and their manufacturing processSANRAKU OCEAN CO·Filed 1976·Granted May 30, 1978·34 cites·9 claims
- 1089US3974184AMicrobial production of certain isoflavonesMICROBIAL CHEM RES FOUND·Filed 1974·Granted Aug 10, 1976·19 cites·3 claims
- 1188US5206384AActinonin derivatives and pharmaceutically acceptable salts thereofZAIDAN HOJIN BISEIBUTSU·Filed 1991·Granted Apr 27, 1993·68 cites·6 claims
- 1288US4719231A3-[N-(mercaptoacyl)]amino-4-arylbutanoic acid derivatives and an analgesic agent comprising the sameMICROBIAL CHEM RES FOUND·Filed 1985·Granted Jan 12, 1988·54 cites·6 claims
- 1388US4525299A(-)-15-Deoxyspergualin, process for the preparation thereof, and intermediate of the sameMICROBIAL CHEM RES FOUND·Filed 1983·Granted Jun 25, 1985·21 cites·4 claims
- 1487US5162500APoststatin and related compounds or salts thereofZAIDAN HOJIN BISEIBUTSU·Filed 1990·Granted Nov 10, 1992·31 cites·4 claims
- 1587US4658058A11-O-methylspergualinMICROBIAL CHEM RES FOUND·Filed 1985·Granted Apr 14, 1987·18 cites·3 claims
- 1686US5359138APoststatin and related compounds or salts thereofZAIDAN HOJIN BISEIBUTSU·Filed 1992·Granted Oct 25, 1994·70 cites·3 claims
- 1784US6566394B1Salicylamide derivativesMERCIAN CORP·Filed 2000·Granted May 20, 2003·25 cites·17 claims
- 1884US5714643AProcesses for the preparation of D-chiro-inositolHOKKO CHEMICAL CO LTD·Filed 1994·Granted Feb 3, 1998·33 cites·4 claims
- 1984US4205163ATylosin derivativesSANRAKU OCEAN CO INC·Filed 1978·Granted May 27, 1980·22 cites·50 claims
- 2083US4547567ADerivatives of 4'-demethyl-4-epipodophyllotoxinMICROBIAL CHEM RES FOUND·Filed 1984·Granted Oct 15, 1985·21 cites·4 claims
- 2182US4202824APhysiologically active derivatives of esterastinMICROBIAL CHEM RES FOUND·Filed 1979·Granted May 13, 1980·20 cites·4 claims
- 2282US3973608AMicrobial production of certain isoflavonesMICROBIAL CHEM RES FOUND·Filed 1975·Granted Aug 10, 1976·37 cites·6 claims
- 2381US5527820AAntibiotics having immunosuppressive activity, delaminomycins and processes for the production of the sameZAIDAN HOJIN BISEIBUTSU·Filed 1993·Granted Jun 18, 1996·21 cites·5 claims
- 2481US4355026A4-Demethoxy,11-deoxy anthracycline derivativesMICROBIAL CHEM RES FOUND·Filed 1981·Granted Oct 19, 1982·12 cites·21 claims
- 2580US4699879AProcess for microbial production of an optically active 3-(3,4-dihydroxyphenyl)serineMICROBIAL CHEM RES FOUND·Filed 1984·Granted Oct 13, 1987·24 cites·6 claims
- 2679US4163839AIsocoformycin and a process for the production thereofMICROBIAL CHEM RES FOUND·Filed 1977·Granted Aug 7, 1979·14 cites·1 claims
- 2779US3988315AAntibiotics aclacinomycins A and BMICROBIAL CHEM RES FOUND·Filed 1975·Granted Oct 26, 1976·28 cites·3 claims
- 2878US4430346ANovel carcinostatic substance and process for synthesis thereofBRISTOL MYERS CO·Filed 1982·Granted Feb 7, 1984·12 cites·15 claims
- 2977US4102999AProcess for producing stable macromomycin powderMICROBIAL CHEM RES FOUND·Filed 1977·Granted Jul 25, 1978·27 cites·15 claims
- 3076US5055453ABenanomicins a and antibiotic compositionsZAIDAN HOJIN BISEIBUTSU·Filed 1988·Granted Oct 8, 1991·13 cites·3 claims
- 3176US4316011ARhodomycin antibioticsSANRAKU OCEAN CO·Filed 1980·Granted Feb 16, 1982·16 cites·1 claims
- 3274US6780616B1Antibiotic caprazamycins and process for producing the sameZAIDAN HOJIN BISEIBUTSU·Filed 2000·Granted Aug 24, 2004·7 cites·10 claims
- 3374US4185156APeptides and acid addition salts thereofMICROBIAL CHEM RES FOUND·Filed 1978·Granted Jan 22, 1980·17 cites·5 claims
- 3474US4052449ABiologically active substance, bestatin, and production thereofMICROBIAL CHEM RES FOUND·Filed 1976·Granted Oct 4, 1977·14 cites·5 claims
- 3573US6579989B1Sulphostin analogue and process for producing sulphostin and its analogueZAIDAN HOJIN BISEIBUTSU·Filed 2000·Granted Jun 17, 2003·9 cites·10 claims
- 3673US4525465AWater-insoluble biospecific absorbent containing argininal derivativeNIPPON KAYAKU KK·Filed 1983·Granted Jun 25, 1985·22 cites·10 claims
- 3773US4416899AAntibiotic BMG162-aF2, a process for production thereof, and antitumor drug containing said new antibiotic as active ingredientMICROBIAL CHEM RES FOUND·Filed 1981·Granted Nov 22, 1983·14 cites·10 claims
- 3873US4358602AEbelactones and production thereofMICROBIAL CHEM RES FOUND·Filed 1981·Granted Nov 9, 1982·15 cites·9 claims
- 3973US4303785AAntitumor anthracycline antibioticsMICROBIAL CHEM RES FOUND·Filed 1980·Granted Dec 1, 1981·14 cites·60 claims
- 4072US4716221A4'-demethyl-4-epipodophyllotoxin derivativeMICROBIAL CHEM RES FOUND·Filed 1986·Granted Dec 29, 1987·16 cites·1 claims
- 4171US5488038ADibekacin derivatives and arbekacin derivatives active against resistant bacteriaZAIDAN HOJIN BISEIBUTSU·Filed 1993·Granted Jan 30, 1996·22 cites·6 claims
- 4271US4374980A3'-Deamino-3'-morpholino carminomycinMICROBIAL CHEM RES FOUND·Filed 1982·Granted Feb 22, 1983·11 cites·2 claims
- 4370US7271147B2Antibiotics, tripropeptins and process for producing the sameZAIDAN HOJIN BISEIBUTSU·Filed 2001·Granted Sep 18, 2007·1 cites·10 claims
- 4470US4395402AAnalgesic agentMICROBIAL CHEM RES FOUND·Filed 1981·Granted Jul 26, 1983·12 cites·6 claims
- 4569US4851446AImmunosuppressing methodMICROBIAL CHEM RES FOUND·Filed 1987·Granted Jul 25, 1989·9 cites·5 claims
- 4669US4745067AL-aminoacylasesMICROBIAL CHEM RES FOUND·Filed 1986·Granted May 17, 1988·14 cites·3 claims
- 4767US5618795ADibekacin derivatives and arbekacin derivatives active against resistant bacteria, and the production thereofZAIDAN HOJIN BISEIBUTSU·Filed 1995·Granted Apr 8, 1997·17 cites·9 claims
- 4867US4209588AProcess for producing new antitumor anthracycline antibioticsMICROBIAL CHEM RES FOUND·Filed 1978·Granted Jun 24, 1980·11 cites·9 claims
- 4966US4983328AN-(4-(3-aminopropyl)aminobutyl)-2-(ω-guanidino-fatty-acid-amido(-2-substituted-ethanamide, salt thereof, and process for preparation thereofBRISTOL MYERS CO·Filed 1988·Granted Jan 8, 1991·5 cites·3 claims
- 5066US4259319AAntibiotic auromomycin, and process for production thereofKANEGAFUCHI CHEMICAL IND·Filed 1978·Granted Mar 31, 1981·9 cites·1 claims
Showing the top 50 of 193 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Tomio Takeuchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →