Inventor · Saga, JP

Haruo Uehara

26Patents
9h-index
20Co-inventors
75Inventor score

Filing activity: May 17, 1977 → Oct 31, 2014

Most-cited inventions

PatentTitleAreaCited byStatus
US4368476A Ink jet recording head Performing Operations; Transporting 121 Expired
US5148193A Method for surface treatment of ink jet recording head Performing Operations; Transporting 19 Expired
US4628212A Oceano-thermosteric power plant Emerging Cross-Sectional Technologies 19 Expired
US6286588A Evaporator Mechanical Engineering; Lighting; Heating 19 Expired
US5156510A Bookbinding cover Performing Operations; Transporting 17 Expired
US4716063A Information recording disk Emerging Cross-Sectional Technologies 16 Expired
US4347897A Plate type heat exchanger Emerging Cross-Sectional Technologies 16 Expired
US5450110A Connection between an ink jet head and an ink supply member in an ink jet recording apparatus Performing Operations; Transporting 11 Expired
US5617738A Energy converter Emerging Cross-Sectional Technologies 11 Expired
US6286589A Condenser Mechanical Engineering; Lighting; Heating 9 Expired
US4230179A Plate type condensers Emerging Cross-Sectional Technologies 9 Expired
US6340052B1 Heat exchanger Mechanical Engineering; Lighting; Heating 8 Expired
US4156459A Plate type evaporator Emerging Cross-Sectional Technologies 8 Expired
US4566930A Process for producing optical members Emerging Cross-Sectional Technologies 7 Expired
US4492268A Condenser Emerging Cross-Sectional Technologies 6 Expired
US5588297A Thermal power generator Emerging Cross-Sectional Technologies 6 Expired
US4237970A Plate type condensers Emerging Cross-Sectional Technologies 4 Expired
US8974572B2 Method and apparatus for recovering rare metal Emerging Cross-Sectional Technologies 3 Active
US6435484B1 Absorber Emerging Cross-Sectional Technologies 3 Expired
US4332706A Internal reflection suppressing coating material for optical glass Chemistry; Metallurgy 3 Expired
US5838347A Coating method for surface treatment of an ink jet recording head Performing Operations; Transporting 2 Expired
US8479517B2 Vapor power cycle apparatus Mechanical Engineering; Lighting; Heating 1 Active
US4658890A Rotary blade type fluid condenser Emerging Cross-Sectional Technologies 1 Expired
US9243308B2 Apparatus and method for recovering lithium Emerging Cross-Sectional Technologies 0 Active
US9242866B2 Activated carbon manufacturing system Emerging Cross-Sectional Technologies 0 Active

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