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KANNEL REVOLVING DOOR COMPANY VAN

Overview
  • Total Patents
    22
About

KANNEL REVOLVING DOOR COMPANY VAN has a total of 22 patent applications. Its first patent ever was published in 1899. It filed its patents most often in United States and Canada. Its main competitors in its focus markets civil engineering, machines and packaging and shipping are SAMET KALIP VE MADENI ESYA SAN, DAIHATSU DIESEL NHN KK and GUNTON BRUCE S.

Patent filings in countries

World map showing KANNEL REVOLVING DOOR COMPANY VANs patent filings in countries
# Country Total Patents
#1 United States 18
#2 Canada 4

Patent filings per year

Chart showing KANNEL REVOLVING DOOR COMPANY VANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Kannel Theophilus Van 8
#2 Dyer Harry W 5
#3 Haviland Edward C 4
#4 Klecak Bohumil 2
#5 Ely Walter S 1
#6 Van Kannel Theophilus 1
#7 Quay David M 1

Latest patents

Publication Filing date Title
CA158661A Revolving door
US1278145A Electrically-operated revolving door.
US1185313A Collapsible-cable lock.
CA150722A Door
CA150723A Door
US1206824A Revolving door.
US1055474A Revolving door.
US1010627A Pivoting device for foldable revolving doors.
US1015491A Motor-gearing for revolving doors.
US1045827A Revolving door.
US1030849A Revolving door.
US947504A Revolving door with non-concentric casing.
US1159367A Revolving door.
CA106967A Collapsable revolving door
US833810A Rotatable delivery-shelf.
US836843A Collapsible revolving door.
US813602A Metallic frame for revolving doors.
US840599A Rotatable partition-shelf.
US877415A Metal-covered door.
US677294A Revolving door.