Inventor

Yoichi Kawabata

11Patents
2h-index
14Co-inventors
51Inventor score

Filing activity: Apr 30, 1974 → Jun 23, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US3971924A Electronic calculator displaying a partial result obtained from a portion of a numerical expression Physics 8 Expired
US6738028B2 Multi-display system and cursor controlling method therefor Physics 6 Expired
US4075705A Calculator for determining cubic roots Physics 2 Expired
US3995148A Electronic calculator having an exponentiation function Physics 2 Expired
US10486361B2 Liquid supply apparatus, liquid discharge apparatus, and three-dimensional fabricating apparatus Performing Operations; Transporting 1 Active
US8474932B2 Image forming apparatus Performing Operations; Transporting 0 Active
US8727486B2 Image forming apparatus Performing Operations; Transporting 0 Active
US9278938B2 Production method of imidazole derivatives Emerging Cross-Sectional Technologies 0 Active
US10005780B2 Production method of imidazole derivatives Emerging Cross-Sectional Technologies 0 Active
US9039152B2 Liquid cartridge and image forming apparatus incorporation same Performing Operations; Transporting 0 Active
US9975341B2 Liquid discharge apparatus and method for maintaining liquid discharge apparatus Performing Operations; Transporting 0 Active

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