Inventor · Shimizu, JP

Yasushi Izunaga

7Patents
3h-index
19Co-inventors
54Inventor score

Filing activity: Jul 7, 1988 → Oct 30, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US5211031A Scroll type compressor and refrigeration cycle using the same Emerging Cross-Sectional Technologies 48 Expired
US4889471A Mechanism for prevention of burning of bearing portions in a hermetic type scroll compressor Mechanical Engineering; Lighting; Heating 23 Expired
US6478557B2 Scroll compressor suitable for a low operating pressure ratio Mechanical Engineering; Lighting; Heating 10 Expired
US7628593B2 Horizontal type scroll compressor including a first space and a second space Mechanical Engineering; Lighting; Heating 2 Active
US9353751B2 Sealed scroll compressor for helium Mechanical Engineering; Lighting; Heating 1 Active
US9239053B2 Hermetically sealed scroll compressor Mechanical Engineering; Lighting; Heating 0 Active
US8435014B2 Hermetically sealed scroll compressor Mechanical Engineering; Lighting; Heating 0 Active

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