Inventor · disambiguated record
Kenji Ishimaru
Also filed as: ISHIMARU KENJI
19 granted patents·217 citations·filing 1979–2011
95Inventor score
Top patents by PatentIndex Score
19 records- 0180US4814278ACulture apparatus and methodTEIJIN LTD·Filed 1987·Granted Mar 21, 1989·29 cites·15 claims
- 0275US5488169AMethod of producing tetrakis(pentafluorophenyl)borate derivatives using pentafluorophenylmagnesium derivativesTOYO STAUFFER CHEM CO·Filed 1993·Granted Jan 30, 1996·18 cites·2 claims
- 0374US5362423AMethod of producing pentafluorophenylmagnesium derivatives using pentafluorobenzeneTOYO STAUFFER CHEM CO·Filed 1993·Granted Nov 8, 1994·17 cites·1 claims
- 0469US4456553AVitamin D3 derivatives, process for preparation thereof, and antigens comprising said derivatives to be used for preparation of antibodies for immunochemical assay and antibodies prepared therefromTEIJIN LTD·Filed 1983·Granted Jun 26, 1984·24 cites·6 claims
- 0568US5399780AMethod of producing triarylboraneTOYO STAUFFER CHEM CO·Filed 1993·Granted Mar 21, 1995·12 cites·11 claims
- 0666US5510536AProduction method of tris(pentafluorophenyl)borane using pentafluorophenylmagnesium derivatives prepared from pentafluorobenzeneTOYO STAUFFER CHEM CO·Filed 1993·Granted Apr 23, 1996·11 cites·6 claims
- 0764US5493056AMethod of producing tetrakis (pentafluorophenyl) borate derivatives using pentafluorophenyl alkali metal salt prepared from pentafluorobenzeneTOYO STAUFFER CHEM CO·Filed 1993·Granted Feb 20, 1996·10 cites·2 claims
- 0864US5420355AMethod of producing a highly pure borate complex of triarylborane with alkylated or arylated alkali metalTOYO STAUFFER CHEM CO·Filed 1993·Granted May 30, 1995·10 cites·6 claims
- 0963US4388243AProcess for the preparation of active-type vitamin D3 compoundsTEIJIN LTD·Filed 1982·Granted Jun 14, 1983·13 cites·14 claims
- 1059US8977424B2Fault diagnosis method and fault diagnosis deviceISHIMARU KENJI·Filed 2011·Granted Mar 10, 2015·5 cites·14 claims
- 1157US5545759AMethod of producing tris(pentafluorophenyl)borane using pentafluorophenyl alkali metal salt prepared from pentafluorobenzeneTOYO STAUFFER CHEM CO·Filed 1995·Granted Aug 13, 1996·8 cites·5 claims
- 1257US4498988AScraping mechanismKOBE STEEL LTD·Filed 1982·Granted Feb 12, 1985·19 cites·4 claims
- 1352US4298537AProcess for producing steroid compounds having an oxo group in the side chainTEIJIN LTD·Filed 1979·Granted Nov 3, 1981·3 cites·13 claims
- 1450US4292249A25-Hydroxy-24-oxocholestane derivatives and preparation thereofTEIJIN LTD·Filed 1980·Granted Sep 29, 1981·6 cites·16 claims
- 1544US6141122AData compressing method, image data memory, and method and device for expanding compressed dataSEGA ENTERPRISES KK·Filed 1994·Granted Oct 31, 2000·8 cites·11 claims
- 1643US6427155B1Electronic document display, document display method and recording mediumSEGA ENTERPRISES KK·Filed 1997·Granted Jul 30, 2002·16 cites·46 claims
- 1740US5387727AMethod of producing pentafluorophenyl alkali metal salt using pentafluorobenzene in a chain ether type solventTOYO STAUFFER CHEM CO·Filed 1993·Granted Feb 7, 1995·2 cites·2 claims
- 1834US4885057AMethod for treating synthetic pulp particles, and pulp particles composed of synthetic polymerTEIJIN LTD·Filed 1987·Granted Dec 5, 1989·3 cites·4 claims
- 1933US5250432AMethod of culturing animal cellsTEIJIN LTD·Filed 1990·Granted Oct 5, 1993·3 cites·27 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →