Inventor · Rifu, JP

Akihisa Inoue

184Patents
29h-index
189Co-inventors
93Inventor score

Filing activity: Nov 8, 1977 → Oct 27, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US6162130A Golf club head Human Necessities 75 Expired
US5053084A High strength, heat resistant aluminum alloys and method of preparing wrought article therefrom Emerging Cross-Sectional Technologies 74 Expired
US5324368A Forming process of amorphous alloy material Emerging Cross-Sectional Technologies 74 Expired
US5032196A Amorphous alloys having superior processability Chemistry; Metallurgy 73 Expired
US5976274A Soft magnetic amorphous alloy and high hardness amorphous alloy and high hardness tool using the same Physics 68 Expired
US5436080A High strength structural member and process for producing the same Emerging Cross-Sectional Technologies 59 Expired
US6267171A Metal mold for manufacturing amorphous alloy and molded product of amorphous alloy Performing Operations; Transporting 57 Expired
US6027586A Forming process of amorphous alloy material Emerging Cross-Sectional Technologies 54 Expired
US6371195B1 Molded product of amorphous metal and manufacturing method for the same Human Necessities 53 Expired
US6258183A Molded product of amorphous metal and manufacturing method for the same Human Necessities 51 Expired
US5074935A Amorphous alloys superior in mechanical strength, corrosion resistance and formability Chemistry; Metallurgy 49 Expired
US6533681B2 Golf club head Human Necessities 47 Expired
US4460633A Non-woven reinforcement for composite Emerging Cross-Sectional Technologies 46 Expired
US4990198A High strength magnesium-based amorphous alloy Chemistry; Metallurgy 44 Expired
US6427753B1 Process and apparatus for producing metallic glass Chemistry; Metallurgy 44 Expired
US5198042A Aluminum alloy powders for coating materials, and coating materials containing the alloy powders Emerging Cross-Sectional Technologies 42 Expired
US6089992A Golf club head Human Necessities 41 Expired
US6183889A Magneto-impedance element, and magnetic head, thin film magnetic head, azimuth sensor and autocanceler using the same Emerging Cross-Sectional Technologies 40 Expired
US6652679B1 Highly-ductile nano-particle dispersed metallic glass and production method therefor Emerging Cross-Sectional Technologies 40 Expired
US4473401A Amorphous iron-based alloy excelling in fatigue property Electricity 38 Expired
US5213148A Production process of solidified amorphous alloy material Performing Operations; Transporting 38 Expired
US7906219B2 Metallic glass laminates, production methods and applications thereof Emerging Cross-Sectional Technologies 36 Expired
US5509978A High strength and anti-corrosive aluminum-based alloy Chemistry; Metallurgy 36 Expired
US7708844B2 Method of forming metallic glass Emerging Cross-Sectional Technologies 33 Active
US4826519A Multilayer filter element Performing Operations; Transporting 32 Expired

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