Inventor · Tokyo, JP

Masao Iguchi

34Patents
10h-index
68Co-inventors
78Inventor score

Filing activity: Oct 8, 1992 → Feb 22, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6464481B2 Scroll compressors Electricity 52 Expired
US6712589B2 Scroll compressors Mechanical Engineering; Lighting; Heating 30 Expired
US6152713A Scroll type compressor Mechanical Engineering; Lighting; Heating 25 Expired
US7948627B2 Photoelectric smoke detector Physics 19 Active
US7697140B2 Photoelectric smoke detector Physics 15 Active
US5468130A Coating structure for a movable member in a compressor Emerging Cross-Sectional Technologies 15 Expired
US6616430B2 Scroll compressors Mechanical Engineering; Lighting; Heating 14 Expired
US5807089A Scroll type compressor with a reinforced rotation preventing means Mechanical Engineering; Lighting; Heating 13 Expired
US5545020A Scroll type compressor with spiral seals Mechanical Engineering; Lighting; Heating 12 Expired
US5452995A Scroll type refrigerant compressor with means for preventing uncontrolled movement of a drive bushing Mechanical Engineering; Lighting; Heating 11 Expired
US5634781A Scroll-type compressor having bolted housings Emerging Cross-Sectional Technologies 10 Expired
US5470213A Scroll type compressor having a ring for compressive force transmission and orbit determination Mechanical Engineering; Lighting; Heating 10 Expired
US5478223A Scroll type compressor having reaction force transmission and rotation prevention for the moveable scroll Mechanical Engineering; Lighting; Heating 9 Expired
US5462418A Scroll type compressor equipped with mechanism for receiving reaction force of compressed gas Mechanical Engineering; Lighting; Heating 9 Expired
US8118564B2 Motor-driven compressor Mechanical Engineering; Lighting; Heating 5 Active
US10054542B2 Photoelectric smoke detector Physics 5 Active
US5232083A Can conveying apparatus Performing Operations; Transporting 5 Expired
US8162626B2 Motor-driven compressor Electricity 5 Active
US5366357A Scroll type compressor having a counterweight mounted with a clearance on a driveshaft Mechanical Engineering; Lighting; Heating 5 Expired
US8152490B2 Motor driven compressor Mechanical Engineering; Lighting; Heating 5 Active
US8162636B2 Scroll compressor having partition wall in oil reservoir Emerging Cross-Sectional Technologies 3 Active
US7347673B2 Fluid machine served as expansion device and compression device Mechanical Engineering; Lighting; Heating 3 Active
US6123530A Scroll-type compressor with a slider plate for smoothing the orbiting movement of a movable scroll Mechanical Engineering; Lighting; Heating 2 Expired
US8353692B2 Scroll type compressor Mechanical Engineering; Lighting; Heating 2 Active
US7938633B2 Electric compressor and electric motor with a housing having a circumferential wall with thick and thin portions Mechanical Engineering; Lighting; Heating 2 Active

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