Inventor · Chiba, JP

Takehiko Saito

42Patents
8h-index
71Co-inventors
78Inventor score

Filing activity: Mar 9, 1984 → Sep 2, 2015

Most-cited inventions

PatentTitleAreaCited byStatus
US5381275A Apparatus and method for recording digital data with a controlled data compression ratio Electricity 43 Expired
US5479272A Color gradation correction system of combination of looking-up table and interpolation and method thereof Electricity 18 Expired
US6304397A Magnetic recording/reproducing apparatus with rotary drum with magnetoresistance head for transducing DC-free code signals Physics 14 Expired
US8854434B2 Transmission device, receiving device, program, and communication system Electricity 11 Active
US5041937A Head drum forming an air film between an outer surface thereof and a tape medium Physics 10 Expired
US5957652A Sheet handling apparatus Performing Operations; Transporting 9 Expired
US6151943A Rolling machine and rolling method Performing Operations; Transporting 8 Expired
US5823326A Push lock switch Electricity 8 Expired
US8157790B2 Position confirming catheter Human Necessities 8 Active
US4937691A Recording and/or reproducing apparatus for controlling thermal expansion problems in disk drives Physics 7 Expired
US5041864A Image recording apparatus Physics 7 Expired
US5963535A Disk reproducing apparatus Physics 7 Expired
US6297631A Magnetic signal reproducing method and apparatus using magneto-resistive effect element with increased sense current Emerging Cross-Sectional Technologies 6 Expired
US4592609A Electrical connector Electricity 5 Expired
US8955838B2 Sheet storage apparatus and image formation system using the apparatus Performing Operations; Transporting 5 Active
US9156070B2 Cold rolled material manufacturing equipment and cold rolling method Performing Operations; Transporting 4 Active
US8486048B2 Position confirming catheter Human Necessities 3 Active
US8059550B2 Electronic apparatus and method for detecting loop in electronic apparatus Physics 3 Active
US5175654A Disk apparatus Physics 3 Expired
US6603363B1 Oscillator and oscillator adjustment method with stepwise delay Electricity 3 Expired
US9931718B2 Metal plate joining method and apparatus Performing Operations; Transporting 2 Active
US8862791B2 Electronic device and digital interface determining method of connected external device Physics 2 Active
US9352367B2 Cold rolled material manufacturing equipment and cold rolling method Performing Operations; Transporting 2 Active
US5852536A Magnetic head Physics 2 Expired
US6012319A Rolling mill and rolling method Performing Operations; Transporting 2 Expired

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