Inventor

Subrahmanyam Kumar

Inventor
Uttar Pradesh, IN

Overview

3→
Patents
2012–2019
Patent span
Performing operations
Primary field (CPC B)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

B01Dprimary
B01DSeparation25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry13%
C02FTreatment of water, waste water, sewage, or sludge13%
C07CAcyclic or carbocyclic compounds13%
F22BMethods of steam generation13%
F23JRemoval or treatment of combustion products or combustion residues13%
Y02ATechnologies for adaptation to climate change13%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2012–2014Patents assigned to KUMAR SUBRAHMANYAM (2)· patent assignee history
2012Based in Adyar, Chennai-600 020, Tamilnadu, IN· patent location history
2014Based in Chennai, IN· patent location history
2019Patents assigned to BHARAT PETROLEUM CORP LTD (1)· patent assignee history
2019Patents assigned to BHARAT PETROLEUM CORPORATION LTD (1)· patent assignee history
2019Based in Uttar Pradesh, IN· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUMAR SUBRAHMANYAMself22012–2014
BHARAT PETROLEUM CORP LTD12019
BHARAT PETROLEUM CORPORATION LTD12019
Locations
LocationPatentsSpan
Uttar Pradesh, IN12019
Chennai, IN12014
Adyar, Chennai-600 020, Tamilnadu, IN12012