Inventor · Tokyo, JP

Ichiro Takahashi

54Patents
15h-index
134Co-inventors
87Inventor score

Filing activity: Mar 10, 1977 → Mar 29, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5155941A Industrial endoscope system having a rotary treatment member Emerging Cross-Sectional Technologies 1,384 Expired
US7101378B2 Surgical treatment device Human Necessities 359 Expired
US5490015A Actuator apparatus Physics 70 Expired
US8157798B2 Treatment tool for endoscope Human Necessities 66 Active
USD539761S1 Semiconductor General 53 Expired
USD548203S1 Semiconductor General 50 Expired
USD548202S1 Semiconductor General 49 Expired
USD287368S Industrial robot General 44 Expired
US5349940A Endoscope system with a rotating treatment adapter at the end Emerging Cross-Sectional Technologies 35 Expired
US4917164A Pneumatic safety tire Emerging Cross-Sectional Technologies 31 Expired
US4779658A Pneumatic safety tire Emerging Cross-Sectional Technologies 30 Expired
USD341111S Automobile tire General 26 Expired
US5096292A Borescope apparatus Physics 25 Expired
US5145160A Sheet sending apparatus Physics 19 Expired
US5919012A Method of high speed cutting mold and ultra-high speed milling machine Emerging Cross-Sectional Technologies 18 Expired
US4785852A Conduct pipe covered with electrically insulating material Mechanical Engineering; Lighting; Heating 13 Expired
US4155660A Dot printing wire Performing Operations; Transporting 13 Expired
US4971359A Center pillar structure for a vehicle Performing Operations; Transporting 12 Expired
US5352450A Method for preparing vaccine for dental caries and vaccinal compositions for dental caries used as nasal drop Human Necessities 11 Expired
US4824501A Method of manufacturing radial tire Performing Operations; Transporting 11 Expired
US4577664A Conduit tube of an electrode device for electrically heating underground hydrocarbon resources Emerging Cross-Sectional Technologies 11 Expired
US6206064A Pneumatic tire having directional tread pattern Performing Operations; Transporting 10 Expired
USD340211S Automobile tire General 9 Expired
US6228174A Heat treatment system using ring-shaped radiation heater elements Emerging Cross-Sectional Technologies 9 Expired
US8157811B2 Treatment device for endoscope Human Necessities 8 Expired

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