Learn more

TATA IRON & STEEL CO LTD

Overview
  • Total Patents
    30
About

TATA IRON & STEEL CO LTD has a total of 30 patent applications. Its first patent ever was published in 1947. It filed its patents most often in India, France and United States. Its main competitors in its focus markets packaging and shipping, civil engineering and machine tools are HAN MAN YOP, 2ND CONSTRUCTION ENG CO LTD and SINOPEC HEAVY LIFTING AND TRANSP ENGINEERING CO LTD.

Patent filings in countries

World map showing TATA IRON & STEEL CO LTDs patent filings in countries
# Country Total Patents
#1 India 23
#2 France 2
#3 United States 2
#4 Germany 1
#5 United Kingdom 1
#6 New Zealand 1

Patent filings per year

Chart showing TATA IRON & STEEL CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Singhal Umesh 3
#2 Mehra Surinder Mohan 2
#3 Karmakar Jadunath 2
#4 Chatterjee Amit 2
#5 Ghoshal Naresh Chandra 2
#6 Gadh Dharambir 2
#7 Krishna Naishadham Venkata Sur 2
#8 Karmakar Abhoy Pada 2
#9 Kuka Kai-Kobad S 2
#10 Chattopadhyay Amitabha 2

Latest patents

Publication Filing date Title
NZ196878A Producing sponge iron in rotary kiln
DE2334309A1 Code marking for bars blocks or plates - self aligning roller to accommodate metal irregularities
US2554036A Magnetic hoist controller for traveling cranes
US2509153A Electrically operated overhead traveling crane
GB639560A Improvements relating to the manufacture of steel sheet piling of z- or like shaped section