Inventor · Ibaraki, JP

Kohei Doi

15Patents
2h-index
24Co-inventors
50Inventor score

Filing activity: Nov 11, 2008 → Sep 2, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US11721464B2 Solenoid, solenoid valve, and damper Electricity 2 Active
US10316156B2 Foamed sheet Physics 2 Active
US10857758B2 Silicone foam sheet and method of producing the same Chemistry; Metallurgy 2 Active
US10105929B2 Foamed sheet Electricity 1 Active
US8501306B2 Viscoelastic articles with polymer layer containing elastomer unevenly distributed Emerging Cross-Sectional Technologies 1 Active
US10836935B2 Suction chucking temporary fixing member General 0 Revoked
US12287023B2 Solenoid, solenoid valve, and shock absorber Electricity 0 Active
US9707742B2 Flame-resistant composite member Emerging Cross-Sectional Technologies 0 Active
US11846366B2 Solenoid, electromagnetic valve, and buffer Electricity 0 Active
US12106900B2 Solenoid, solenoid valve, and shock absorber Electricity 0 Active
US10731255B2 Film forming method Chemistry; Metallurgy 0 Active
US12196288B2 Solenoid, solenoid valve, and shock absorber Electricity 0 Active
US11565238B2 Adsorptive temporary fixing sheet and method for manufacturing same Chemistry; Metallurgy 0 Active
US10883018B2 Suction chucking temporary fixing member Chemistry; Metallurgy 0 Active
US9382402B2 Flame-retardant silicone resin composition and flame-retardant silicone resin sheet Mechanical Engineering; Lighting; Heating 0 Active

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