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TINKHAM FRANCIS M

Overview
  • Total Patents
    13
About

TINKHAM FRANCIS M has a total of 13 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States and Canada. Its main competitors in its focus markets furniture and games are SHINOHARA KAGAKU KK, HELLER MAXIMILIAN and TEIKIN KK.

Patent filings in countries

World map showing TINKHAM FRANCIS Ms patent filings in countries
# Country Total Patents
#1 United States 12
#2 Canada 1

Patent filings per year

Chart showing TINKHAM FRANCIS Ms patent filings per year from 1900 to 2020

Focus industries

# Industry
#1 Furniture and games

Focus technologies

# Technology
#1 Chairs and beds

Top inventors

# Name Total Patents
#1 Tinkham Francis M 13

Latest patents

Publication Filing date Title
US1221392A Wire mattress.
US1070083A Wire mattress.
US1107729A Convertible couch.
US990608A Couch-bed.
US979227A Foldable mattress-frame.
US984720A Extensible couch.
US823649A Extensible sofa-bed.
CA85679A Couch bed
US738582A Couch-bed.
US753760A Couch-bed construction.
US707807A Couch-bed.
US649967A Corner-fastening for metal beds.
US632478A Bed-bottom frame.