Inventor · Soma, JP

Toshinobu Ishihara

127Patents
22h-index
117Co-inventors
93Inventor score

Filing activity: Jun 25, 1974 → Oct 21, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6096234A Cross-linked polymer solid electrolyte, method of manufacturing cross-linked solid polymer electrolyte, composite solid electrolyte, and thin solid cell employing composite solid electrolyte Emerging Cross-Sectional Technologies 61 Expired
US6830866B2 Resist composition and patterning process Physics 51 Expired
US5972560A High molecular weight silicone compound, chemically amplified positive resist composition and patterning method Physics 50 Expired
US5011963A Terminal perfluoroalkylsilane compounds Chemistry; Metallurgy 48 Expired
US5942367A Chemically amplified positive resist composition, pattern forming method, and method for preparing polymer having a crosslinking group Emerging Cross-Sectional Technologies 46 Expired
US6048661A Polymeric compounds, chemically amplified positive type resist materials and process for pattern formation Emerging Cross-Sectional Technologies 43 Expired
US5352564A Resist compositions Emerging Cross-Sectional Technologies 42 Expired
US5876900A Chemically amplified positive resist composition Emerging Cross-Sectional Technologies 41 Expired
US5612170A Positive resist composition Emerging Cross-Sectional Technologies 35 Expired
US5691396A Polysiloxane compounds and positive resist compositions Chemistry; Metallurgy 34 Expired
USD530349S1 Controller for soldering iron General 32 Expired
US5882844A Chemically amplified positive resist composition Physics 31 Expired
USD490448S1 Controller for soldering iron General 29 Expired
US6309796A High molecular weight silicone compounds resist compositions, and patterning method Physics 29 Expired
US5160542A Apparatus for vaporizing and supplying organometal compounds Chemistry; Metallurgy 27 Expired
US5759739A Resist composition with polymeric dissolution inhibitor and alkali soluble resin Emerging Cross-Sectional Technologies 26 Expired
US6106993A Chemically amplified positive resist composition Emerging Cross-Sectional Technologies 26 Expired
US5731126A Chemically amplified positive resist compositions Physics 25 Expired
US5849461A Chemically amplified positive resist composition Physics 24 Expired
USD550731S1 Preheater for melting solder General 24 Expired
US5705702A Method for preparing triarylsulfonium salts Chemistry; Metallurgy 24 Expired
US6730453B2 High molecular weight silicone compounds, resist compositions, and patterning method Physics 23 Expired
US5750309A Chemically amplified positive resist composition Emerging Cross-Sectional Technologies 21 Expired
USD480522S1 Cleaner for soldering iron General 20 Expired
US5569784A Sulfonium salt and resist composition Physics 20 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.