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KELLER WILHELM A

Overview
  • Total Patents
    150
About

KELLER WILHELM A has a total of 150 patent applications. Its first patent ever was published in 1987. It filed its patents most often in EPO (European Patent Office), Japan and United States. Its main competitors in its focus markets surface technology and coating, packaging and shipping and medical technology are TAH IND INC, SASHCO INC and GUANGDONG ORGANIC SILICON ENGINEERING AND TECH RESEARCH AND DEVELOPMENT CENTER.

Patent filings per year

Chart showing KELLER WILHELM As patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Keller Wilhelm A 111
#2 Biruherumu Aa Keraa 26
#3 Uiruherumu Aa Keraa 9
#4 Wilson Richard J 8
#5 Richiyaado Jiei Uiruson 4
#6 Penn Laurence Richard 4
#7 Chen Sung J 2
#8 Penn Laurence R 2
#9 Mixpac Systems Ag 2
#10 Buiruherumu Aa Keraa 1

Latest patents

Publication Filing date Title
US2009302060A1 Dispensing appliance for a multiple cartridge
US2010163579A1 Dispensing assembly with removably attachable accessories
JP2001207996A Dynamic mixer
EP1072323A1 Cartridge discharge device with actuator for dynamic mixers
EP1072324A1 Cartridge discharge device with actuator for dynamic mixers
EP0992438A1 Thin wall cartridge for use within a reusable dispenser
EP0956908A1 Electrically driven dispensing apparatus for cartridges
EP0949011A1 Manually operated dispensing device comprising a friction brake acting on a thrust ram
EP0885651A1 Mixer
EP0791404A1 Manual discharge device for a double cartridge
US5850946A Metering device
EP0791403A1 Means for the correct attachment of a multiple component cartridge to a dispensing appliance
EP0787535A1 Dispensing appliance for at least two components
EP0787534A1 Dispensing appliance for at least two components
US5918772A Bayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing device
EP1125641A1 Bayonet fastening device for the attachment of an accessory to a multiple component cartridge or dispensing device
US5609271A Mixer and multiple component dispensing device assembly and method for the aligned connection of the mixer to the multiple component dispensing device
EP0723807A2 Mixer and multiple component dispensing device assembly and method for the aligned connection of the mixer to the multiple component dispensing device
EP0688727A1 Process for assembling a cartridge having a piston
WO9505984A2 Multiple component metering and relative proportioning device with collapsible cartridge