Inventor · Kariya, JP

Tsuyoshi Suzuki

89Patents
12h-index
122Co-inventors
87Inventor score

Filing activity: Mar 12, 1979 → Jun 15, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5542559A Plasma treatment apparatus Electricity 143 Expired
US9117711B2 Solid-state image sensor employing color filters and electronic apparatus Electricity 85 Active
US6385414B1 Contaminant preventing structure for image forming apparatus and process cartridge Physics 64 Expired
US6011899A Packet data system recording time stamps and packet data on tracks formed on a storage medium in synchronism with changes in time stamp values Electricity 54 Expired
US5140435A Video signal frame search apparatus for selection of a desired frame Physics 26 Expired
US7015946B2 Television door intercom apparatus Electricity 26 Expired
US6802601B2 Ink cartridge Performing Operations; Transporting 22 Expired
US7410248B2 Air bubble removal in an ink jet printer Performing Operations; Transporting 21 Active
US5867756A Developing device with an auger roller for providing a fresh and consistent stream of developer in an image forming apparatus Physics 19 Expired
US6609792B2 Data transmission element for use in an ink-jet printer Performing Operations; Transporting 13 Expired
US6004304A Subcutaneous needle and method of producing the same Human Necessities 13 Expired
US7248315B2 Liquid crystal display device capable of transmission display and reflection display Physics 13 Expired
US4892522A Device for preventing injury when capping injector needle after use Human Necessities 11 Expired
US7692732B2 Display device with waterproof sheet and water absorbing member Physics 11 Active
US5057860A Pressure developing device provided in an image recording apparatus Physics 10 Expired
US4294951A Rapid curing polyurethane elastomer prepared from a diphenylmethanediisocyanate based liquid prepolymer and a curing agent containing a polytetramethylene ether glycol, a diol and an organometallic catalyst Emerging Cross-Sectional Technologies 10 Expired
US7178910B2 Ink cartridge Performing Operations; Transporting 10 Expired
US6942327B2 Ink cartridge Performing Operations; Transporting 10 Expired
US5329387A Liquid crystal display device with display and compensation cells separated by distance larger than depth of focus of optical enlarger Physics 8 Expired
US7387589B2 Shift control apparatus of belt type continuously variable transmission Mechanical Engineering; Lighting; Heating 8 Active
US4255210A Method for manufacturing a read-only memory device Electricity 8 Expired
US6805438B2 Ink jet printer Performing Operations; Transporting 7 Expired
US7091434B2 Dial switch having an ornamental colored ring Electricity 7 Expired
US7027718B1 Packet data recording/reproducing system Electricity 7 Expired
US7294629B2 Quinazoline derivatives Chemistry; Metallurgy 6 Expired

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