Inventor · Tokyo, JP

Ikuo Kobayashi

43Patents
15h-index
38Co-inventors
81Inventor score

Filing activity: Oct 27, 1977 → Nov 14, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
USD321628S Vacuum bottle General 158 Expired
USD803860S1 Display screen with transitional graphical user interface General 50 Active
US5170796A Pulse wave detecting apparatus Human Necessities 48 Expired
USD797752S1 Display screen with transitional graphical user interface General 36 Active
US4359372A Method for making a carbide thin film thermistor Emerging Cross-Sectional Technologies 33 Expired
US5232582A Water purifying apparatus having moss-preventing filter and monitored air injection Emerging Cross-Sectional Technologies 28 Expired
USD958891S1 Controller for electronic device General 26 Active
USD954838S1 Controller for electronic device General 24 Active
US4212854A Method for purification of air containing carbon monoxide Emerging Cross-Sectional Technologies 22 Expired
USD958892S1 Controller for electronic device General 20 Active
USD309237S Vacuum bottle General 18 Expired
USD828389S1 Display screen with a graphical user interface General 16 Active
USD780221S1 Display screen with graphical user interface General 16 Active
US4426570A Infrared radiative body and a method for making the same Electricity 15 Expired
US4424507A Thin film thermistor Electricity 15 Expired
US5406022A Method and system for producing stereophonic sound by varying the sound image in accordance with tone waveform data Emerging Cross-Sectional Technologies 15 Expired
US5590661A Blood pressure measuring apparatus Human Necessities 15 Expired
US6021099A Solar-cell watch dial and process for producing the same Physics 13 Expired
US5390028A Apparatus for converting input video signal to motion picture film image Electricity 12 Expired
USD977576S1 Controller for electronic device General 12 Active
US4113839A Nitrogen oxides removal method Performing Operations; Transporting 12 Expired
US4515862A Coated surfaces capable of decomposing oils Emerging Cross-Sectional Technologies 11 Expired
USD933751S1 Housing for game controller General 9 Active
USD811430S1 Display screen with transitional graphical user interface General 9 Active
USD954710S1 Housing for game controller General 8 Active

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