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BELL & HOWELL CO

Overview
  • Total Patents
    3,224
About

BELL & HOWELL CO has a total of 3,224 patent applications. Its first patent ever was published in 1909. It filed its patents most often in United States, Canada and United Kingdom. Its main competitors in its focus markets optics, audio-visual technology and packaging and shipping are REVERE CAMERA CO, SCHRADER HELLMUT and KODAK AG.

Patent filings per year

Chart showing BELL & HOWELL COs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Howell Albert S 125
#2 Wells Thomas R 50
#3 Flint John R 48
#4 Sting Martin 41
#5 Stocker Lester H 39
#6 Guenther Kenneth L 33
#7 Bruno Stechbart 31
#8 Badalich Frank C 31
#9 Frystak Richard 29
#10 Rabindran K George 29

Latest patents

Publication Filing date Title
DE10015755C1 Envelope feed table for an envelope stuffing machine has bulkhead walls to be locked to an end wall of the material insertion station and is formed by welded C-profiles and L-profiles for easy installation at a variety of machine types
DE10015754C1 Envelope stuffing machine has a coordinated drive and operating system to allow adjustment to the function units with automatic synchronization to bring each envelope into position at the material insertion station
WO0051926A2 Feeder apparatus for documents and the like
CA2282093A1 Charging apparatus
DE19943759C1 Envelope feeding device has gripper chain mounted on displaced carriage together with stepping drive for intermittent operation of gripper chain
CA2276961A1 Drive system for a mail processing machine
DE19945478A1 Gripper mechanism for devices for handling sheet-like or plate-like objects, in particular for mail processing machines
DE19927946A1 Gripper mechanism for devices for handling sheet-like or plate-like objects, in particular for mail processing machines
DE19927728C1 Gripper mechanism for handling postal mail has a manual operating unit inserted into the claw drive to open the claw easily when the machine is at rest without risk of injury
DE19913639C1 Envelope handling machine has base plate with handling heads actuated by linkage with stops
DE19913638C1 Processing station for mail handling machine has hood chamber over conveyor chain, with internal dividing wall carrying bearings for handling unit shafts and axles
DE19913637C1 Device for handling sheet-shaped objects
DE19913635C1 Device for handling sheet-shaped objects
US6203005B1 Feeder apparatus for documents and the like
DE19830337C1 Drive unit for mail handling machine
US6289658B1 Handling unit, especially inserter
DE19827235C1 Mail processing machine
DE19827019C1 Mail handling machine
DE19808668C1 Method of testing a postal processing system
DE19756570A1 Gripper mechanism for conveying sheet-like material to be conveyed