Inventor · Yamaguchi, JP

Minoru Ameyama

14Patents
10h-index
33Co-inventors
72Inventor score

Filing activity: Sep 25, 1981 → Mar 22, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US4673955A Ink receptacle for ink jet printer Performing Operations; Transporting 67 Expired
US5146236A Ink jet record apparatus Performing Operations; Transporting 49 Expired
US4586058A Ink jet printing apparatus Performing Operations; Transporting 39 Expired
US4626874A Liquid level detector for ink jet printer Emerging Cross-Sectional Technologies 35 Expired
US4524365A Receptacle for waste ink collection in ink jet recording apparatus Performing Operations; Transporting 33 Expired
US6707480B2 Image formation unit including stored performance information Physics 25 Expired
US4994382A Process for production of pyrrolo-quinoline quinone Emerging Cross-Sectional Technologies 19 Expired
US4527170A Ink jet waste and replenish ink system Performing Operations; Transporting 18 Expired
US5270740A Ink jet head Performing Operations; Transporting 17 Expired
US4464668A Ink supply system of ink jet recording apparatus Performing Operations; Transporting 17 Expired
US4576913A NAD(P)-Independent glycerol dehydrogenase, a process for the preparation thereof and the use thereof for the determination of glycerol and triglycerides Emerging Cross-Sectional Technologies 9 Expired
US4394663A Ink jet printing apparatus Performing Operations; Transporting 7 Expired
US5260723A Liquid jet recording head Performing Operations; Transporting 7 Expired
US4975289A Method for reducing off-flavor in food materials with acetic acid bacteria Human Necessities 1 Expired

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