Inventor · disambiguated record
Shozo Yamada
Also filed as: YAMADA SHOZO
19 granted patents·187 citations·filing 1973–2012
94Inventor score
Files withTAIHO PHARMACEUTICAL CO LTD11NIPPON SODA CO6FUKUSHIMA MASAKAZU1TAIHO PHARMACEUTICALS CO LTD1
Top patents by PatentIndex Score
19 records- 0192US3967950ACombating weeds in rice with benzothiazole derivativesNIPPON SODA CO·Filed 1974·Granted Jul 6, 1976·28 cites·3 claims
- 0281US4861768A2 β-substituted thiomethylpenicillin derivatives and their preparation and useTAIHO PHARMACEUTICAL CO LTD·Filed 1987·Granted Aug 29, 1989·17 cites·26 claims
- 0377US4518712APiperazine derivative and analgesic composition containing the sameTAIHO PHARMACEUTICAL CO LTD·Filed 1981·Granted May 21, 1985·11 cites·20 claims
- 0472US4482740A5-Phenylcyclohexenone derivativesNIPPON SODA CO·Filed 1982·Granted Nov 13, 1984·8 cites·1 claims
- 0571US4891369A2β-Substituted-methylpenicillanic acid derivatives, and salts and esters thereofTAIHO PHARMACEUTICAL CO LTD·Filed 1987·Granted Jan 2, 1990·19 cites·19 claims
- 0664US5786355A4,6-diarylpyrimidine derivatives and salts thereofTAIHO PHARMACEUTICAL CO LTD·Filed 1996·Granted Jul 28, 1998·27 cites·12 claims
- 0763US5401739ABenzothiadiazine derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1992·Granted Mar 28, 1995·9 cites·8 claims
- 0863US4259105ADiphenylamine derivativesNIPPON SODA CO·Filed 1979·Granted Mar 31, 1981·5 cites·14 claims
- 0962US4898939AProcess for preparing 2β-substituted-methylpenicillin derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Feb 6, 1990·6 cites·9 claims
- 1059US5728841AProcess for preparing 1-amino-1,2,3-triazoleTAIHO PHARMACEUTICAL CO LTD·Filed 1995·Granted Mar 17, 1998·9 cites·5 claims
- 1158US6110967AEpoxysuccinamide derivative or salt thereofTAIHO PHARMACEUTICALS CO LTD·Filed 1998·Granted Aug 29, 2000·18 cites·23 claims
- 1255US6248768B1Benzimidazole derivatives and pharmacologically acceptable salts thereofTAIHO PHARMACEUTICAL CO LTD·Filed 1998·Granted Jun 19, 2001·16 cites·25 claims
- 1347US8889699B25-fluorouracil derivativeFUKUSHIMA MASAKAZU·Filed 2012·Granted Nov 18, 2014·0 cites·9 claims
- 1446US4895941AProcess for preparing 2α-methyl-2β-(1,2,3-triazol-1-yl)methylpenam-3α-carboxylic acid derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Jan 23, 1990·7 cites·12 claims
- 1544US6818764B2Process for preparing substance GM-95TAIHO PHARMACEUTICAL CO LTD·Filed 2001·Granted Nov 16, 2004·0 cites·6 claims
- 1642US4933444AProcess for preparing 2β-substituted-methylpenicillin derivativesTAIHO PHARMACEUTICAL CO LTD·Filed 1989·Granted Jun 12, 1990·4 cites·11 claims
- 1741US3989504AHerbicidal composition of 3,4-dihydro-2H-pyrane-2,4-diones and methodsNIPPON SODA CO·Filed 1975·Granted Nov 2, 1976·1 cites·18 claims
- 1839US3967951ASelective herbicidesNIPPON SODA CO·Filed 1974·Granted Jul 6, 1976·1 cites·5 claims
- 1938US3972899Aα-Pyrone derivativesNIPPON SODA CO·Filed 1973·Granted Aug 3, 1976·1 cites·5 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →