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.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 12 | |
#2 | Canada | 1 |
# | Industry | |
---|---|---|
#1 | Furniture and games |
# | Technology | |
---|---|---|
#1 | Chairs and beds |
# | Name | Total Patents |
---|---|---|
#1 | Tinkham Francis M | 13 |
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. |