Inventor · Yokohama, JP

Yuichi Kokaku

8Patents
6h-index
22Co-inventors
59Inventor score

Filing activity: May 20, 1987 → Jun 3, 1996

Most-cited inventions

PatentTitleAreaCited byStatus
US5651867A Plasma processing method and apparatus Electricity 60 Expired
US5275850A Process for producing a magnetic disk having a metal containing hard carbon coating by plasma chemical vapor deposition under a negative self bias Emerging Cross-Sectional Technologies 48 Expired
US5300189A Plasma surface treatment method and apparatus Performing Operations; Transporting 27 Expired
US5409738A Recording medium Chemistry; Metallurgy 25 Expired
US5958542A Thin film magnetic disc and method of manufacturing the disc Emerging Cross-Sectional Technologies 17 Expired
US5104709A Magnetic recording medium which includes a protective layer, an adhesion strengthening substance and a lubricant layer Emerging Cross-Sectional Technologies 8 Expired
US4908250A Optical recording medium and production method thereof Emerging Cross-Sectional Technologies 5 Expired
US5073243A Method for producing an optical recording medium Emerging Cross-Sectional Technologies 1 Expired

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