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CHIEF CONTROLLER RES & DEV

Overview
  • Total Patents
    91
About

CHIEF CONTROLLER RES & DEV has a total of 91 patent applications. Its first patent ever was published in 1974. It filed its patents most often in India and United States. Its main competitors in its focus markets surface technology and coating, machine tools and machines are SUMCO PHOENIX CORP, SOLAICX INC and CRYSTAL GROWING SYSTEMS GMBH.

Patent filings in countries

World map showing CHIEF CONTROLLER RES & DEVs patent filings in countries
# Country Total Patents
#1 India 89
#2 United States 2

Patent filings per year

Chart showing CHIEF CONTROLLER RES & DEVs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Gupta Guru Charan 4
#2 Kurian E 4
#3 Shera Brij Mohan Lal 4
#4 Chaudhari Parshudhar Gajanan 3
#5 Sinha Sisir Kumar 3
#6 Bahadur Kunwar 3
#7 Dicholkar Vijay Ramchandra 3
#8 Mishra Prafulla Kumar 3
#9 Arya Sada Singh 3
#10 Krishna Bal 3

Latest patents

Publication Filing date Title
US5916384A Process for the preparation of nickel base superalloys by brazing a plurality of molded cavities