Inventor · Zama, JP

Haruo Suzuki

67Patents
13h-index
125Co-inventors
87Inventor score

Filing activity: Mar 8, 1978 → Aug 23, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5996910A Fuel injection valve and method of manufacturing the same Emerging Cross-Sectional Technologies 82 Expired
US4311823A Process for producing aromatic polyesters Chemistry; Metallurgy 56 Expired
US5243142A Printed wiring board and process for producing the same Electricity 48 Expired
US4497359A Die-casting method Performing Operations; Transporting 31 Expired
US4512237A Tandem type brake power servo booster Performing Operations; Transporting 23 Expired
US4619185A Brake booster Performing Operations; Transporting 19 Expired
US4787292A Brake booster Performing Operations; Transporting 17 Expired
US5211682A Fuel feed apparatus of internal combustion engine and manufacturing method therefor Emerging Cross-Sectional Technologies 17 Expired
US4324629A Process for regenerating chemical copper plating solution Emerging Cross-Sectional Technologies 17 Expired
US4475462A Tiltable hanger apparatus Performing Operations; Transporting 16 Expired
US4151313A Method for production of printed circuits by electroless metal plating employing a solid solution of metal oxides of titanium, nickel, and antimony as a masking material Electricity 15 Expired
US4380261A Die-casting method Performing Operations; Transporting 14 Expired
US5358181A Fuel feed apparatus of internal combustion engine and manufacturing method therefor Emerging Cross-Sectional Technologies 14 Expired
US4823138A Roadside beacon system Physics 13 Expired
US4379892A Method for prevention of loss of transparency of polyarylene ester blends Chemistry; Metallurgy 13 Expired
US4862787A Reaction mechanism for brake booster Performing Operations; Transporting 13 Expired
US4658704A Brake booster of tandem type Performing Operations; Transporting 12 Expired
US4718328A Brake booster of tandem type Performing Operations; Transporting 12 Expired
US4359183A Carton handle Performing Operations; Transporting 12 Expired
US4983984A Roadside beacon system with polarized beams Physics 11 Expired
US5116571A Chromoum heat-resistant steel excellent in toughness and having high cracking resistance and high creep strength in welded joint Chemistry; Metallurgy 9 Expired
US5651181A Method of manufacturing a V-pulley Emerging Cross-Sectional Technologies 8 Expired
US4313870A Process for producing polycondensates Chemistry; Metallurgy 8 Expired
US4327205A Bulk Polycondensation process for producing aromatic polyesters Chemistry; Metallurgy 7 Expired
US4446907A Die-casting method Performing Operations; Transporting 7 Expired

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