Inventor · Tokyo, JP

Itaru Shibata

5Patents
4h-index
10Co-inventors
46Inventor score

Filing activity: Mar 17, 1983 → Apr 4, 1991

Most-cited inventions

PatentTitleAreaCited byStatus
US4947372A Optical information memory medium for recording and erasing information Emerging Cross-Sectional Technologies 17 Expired
US4627040A Optical disk tracking apparatus Physics 7 Expired
US5058061A Method for recording information in an optical information memory medium including indium (In) and Antimony (Sb) Emerging Cross-Sectional Technologies 6 Expired
US5138572A Optical information memory medium including indium (In) and bismuth (Bi) Emerging Cross-Sectional Technologies 5 Expired
US5072423A Optical information memory medium recording and erasing information including gallium and antimony Emerging Cross-Sectional Technologies 2 Expired

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