Inventor · Tochigi, JP

Kenji Ishiguro

13Patents
6h-index
23Co-inventors
66Inventor score

Filing activity: Apr 29, 1991 → Nov 10, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6649810B1 Disposable diaper with absorbent member Human Necessities 109 Expired
US6891080B2 Disposable diaper and absorbent member used therein Human Necessities 107 Expired
US8574211B2 Stretchable composite sheet Emerging Cross-Sectional Technologies 60 Active
US7094227B2 Disposable diaper having leg flap absorbent articles Human Necessities 23 Expired
US5133609A Seal for a rolling bearing with a rotatable outer race Mechanical Engineering; Lighting; Heating 18 Expired
US7520874B2 Disposable diaper with improved leak prevention properties Human Necessities 10 Active
US7156830B2 Disposable diaper including lateral side cores Human Necessities 4 Expired
US7270483B2 Rolling bearing unit Mechanical Engineering; Lighting; Heating 3 Expired
US6878139B2 Disposable diaper including lateral side cores Human Necessities 2 Expired
US9347366B2 Two-stroke engine and four-stroke engine Emerging Cross-Sectional Technologies 1 Active
US8798783B2 System and a method for remote assistance in a foundry Physics 0 Active
US9404412B2 Two-stroke engine and four-stroke engine Emerging Cross-Sectional Technologies 0 Active
US12063862B2 Piezoelectric fiber composite having separate joint portions and piezoelectric clothing containing the same Emerging Cross-Sectional Technologies 0 Active

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