Inventor · Reims, FR

Patrick Ballu

78Patents
11h-index
26Co-inventors
78Inventor score

Filing activity: May 14, 1982 → Nov 28, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US5323963A Nozzle for spraying liquid including a deformable outlet orifice Emerging Cross-Sectional Technologies 64 Expired
USD312297S Hand sprayer General 29 Expired
US4881687A Portable liquid sprayer, particularly for the treatment of plants Emerging Cross-Sectional Technologies 23 Expired
US4936483A Receptacle which can be dismantled and which can withstand an internal pressure Mechanical Engineering; Lighting; Heating 21 Expired
US4982898A Device for projecting a treatment product onto plants Performing Operations; Transporting 19 Expired
US4561591A Mobile apparatus for spraying a liquid for the treatment of plants Human Necessities 17 Expired
USD307628S Hand sprayer General 17 Expired
US4473188A Machine for spraying a treatment liquid, especially for the treatment of plants and soils Performing Operations; Transporting 14 Expired
US9339023B2 Spraying apparatus for agricultural machine with cartographic piloting Human Necessities 13 Active
US5125578A Rapid-change nozzle-support device Performing Operations; Transporting 13 Expired
US6659367B2 Sprayer device for spraying a liquid coating product Performing Operations; Transporting 13 Expired
US9919330B2 Installation for spraying a coating material Performing Operations; Transporting 10 Active
US4872467A Device for rinsing containers Performing Operations; Transporting 9 Expired
US7946511B2 Appliance for manual and localized spraying Performing Operations; Transporting 9 Active
US7726524B2 Magnetically-coupled valve Mechanical Engineering; Lighting; Heating 9 Active
US4947986A Apparatus for introducing a metered quantity of product into a vessel Emerging Cross-Sectional Technologies 8 Expired
US5454522A Apparatus for breaking solid objects Emerging Cross-Sectional Technologies 8 Expired
US9445540B2 Device and method for dispensing a liquid product that is to be sprayed onto a surface Performing Operations; Transporting 8 Active
US4949900A Cardboard container for compacting Emerging Cross-Sectional Technologies 7 Expired
US5222614A Apparatus for treating soil or vegetation, comprising a boom which can pivot in relation to longitudinal and transverse axes Human Necessities 7 Expired
US4930531A Device for cleaning the inside of a container with a jet of liquid Performing Operations; Transporting 7 Expired
USD311571S Hand sprayer General 7 Expired
USD568441S1 Spray General 7 Expired
US5372305A Mobile device for treating arborescent plants Human Necessities 7 Expired
US6378783B1 Automatic gun with a membrane for spraying a product Performing Operations; Transporting 7 Expired

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