Inventor · Sakai, JP

Yasuhiro Murakami

40Patents
13h-index
62Co-inventors
84Inventor score

Filing activity: Jul 3, 1985 → Feb 22, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6626326B2 Vacuum insulated can holder Performing Operations; Transporting 156 Expired
US6102244A Mug with multiple sip holes and lid gasket Human Necessities 114 Expired
US6419108B1 Insulated beverage containing device Emerging Cross-Sectional Technologies 75 Expired
US6367652B1 Insulated cup holder Performing Operations; Transporting 63 Expired
USD375019S Cap for drink container General 43 Expired
USRE42421E1 Insulated cup holder General 19 Expired
US6269984A Dispensing stopper for a bottle Human Necessities 17 Expired
USD376065S Coffee container General 16 Expired
US7163125B2 Carafe with contents volume indicator Performing Operations; Transporting 16 Expired
US6814252B2 Insulating enclosure for a necked beverage bottle Emerging Cross-Sectional Technologies 15 Expired
US6303546A Traction drive fluid Chemistry; Metallurgy 14 Expired
US6121168A Wet type paper friction material with combined improved friction characteristics and compression fatigue strength Emerging Cross-Sectional Technologies 14 Expired
US6232275A Lubricating oil composition for automatic transmissions Chemistry; Metallurgy 14 Expired
US6337309B1 Zinc-free continuously variable transmission fluid Chemistry; Metallurgy 13 Expired
US6330237A Time slot assignment circuit Electricity 5 Expired
US8512017B2 Compression mechanism and scroll compressor including the same Mechanical Engineering; Lighting; Heating 4 Active
US4686942A Cooling system for automotive engine or the like Mechanical Engineering; Lighting; Heating 4 Expired
US10480509B2 Scroll-type compressor with oil grooves on scroll sliding surfaces Mechanical Engineering; Lighting; Heating 4 Active
US11131305B2 Scroll compressor having cutout provided on movable wrap to reduce backflow Mechanical Engineering; Lighting; Heating 2 Active
US11125230B2 Scroll compressor having offset portion provided on discharge port to reduce backflow Mechanical Engineering; Lighting; Heating 2 Active
US9447786B2 Compressor with trailing and leading edges of oil discharge passage displaced behind trailing and leading edges of oil supply hole Mechanical Engineering; Lighting; Heating 1 Active
US9765781B2 Scroll compressor Mechanical Engineering; Lighting; Heating 1 Active
US10746175B2 Scroll compressor with suction pipe improvements Mechanical Engineering; Lighting; Heating 1 Active
US8641394B2 Compressor Mechanical Engineering; Lighting; Heating 1 Active
US9300255B2 Radio communication circuit and radio communication apparatus Electricity 1 Active

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