Centre for Advanced Ceramic Materials (CACM)
Indian Patent Granted
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
Patent Number
Date of Grant
1
An improved aqueous method for producing transparent aluminium oxy nitride (ALON) articles
R. Senthil Kumar, Roy Johnson
1409/DEL/2012
5/8/2012
412454
25/11/2022
2
An Improved Method for Making Sintered Polycrystalline Transparent Sub-Micron Alumina Article
R. Senthil Kumar
1358/DEL/2011
10/05/2011
378836
07/10/2021
3
An Evaporation Boat useful for Metallization and a Process for the Preparation of Such Boats
S. Kumar
Mukta Mani Punj
Mukta Mani Punj
882/CHE/2003
31/10/2003
201511
01/03/2007
4
A Process for Preparation of Reaction Bonded Silicon Carbide Components
N.Thiyagarajan
V.V.Bhanu Prasad
Y.R.Mahajan
V.V.Bhanu Prasad
Y.R.Mahajan
1886/MAS/1996
28/10/1996
195429
31/08/2006
5
Ceramic Honey Comb Based Energy Efficient Air Heater
V.V.Sundereswar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
30/MAS/1999
07/01/1999
200787
02/06/2006
6
Improved Process for the Preparation of Magnesium Aluminate Spinel Grains
M.Chandrasekhar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
29/MAS/1999
07/01/1999
200272
02/05/2006
7
A Process for the Production of Dense Magnesium Aluminate Spinel Grains
I.Ganesh
520/MAS/2000
06/07/2000
198208
16/02/2006
8
A Process for the Preparation of Improved Alumina Based Abrasive Material, an Additive Composition and a Process for the Preparation of the Composition
Bhaskar Prasad Saha
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
122/MAS/2000
18/02/2000
198068
16/02/2006
9
An Improved Method for Making Honeycomb Extrusion Die and a Process for Producing Ceramic Honeycomb Structure using the Said Die
Iouri Fomichev,
I.Ganesh,
B.P. Saha,
Roy Johnson,
N. Thiyagarajan,
Y.R. Mahajan, and
V. Mahender
538/MAS/2001
03/07/2001
198045
13/01/2006
10
New Composite Material Having Good Shock Attenuating Properties and a process for the Preparation of Said Material
Y.R.Mahajan
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
976/MAS/1998
06/05/1998
194524
02/01/2006
11
An Indirect Heated Catalytic Converter for use with Vehicles
G.S. Bhattacharjee
Roy Johnson
Bhaskar Prasad Saha
Roy Johnson
Bhaskar Prasad Saha
809/MAS/1994
25/08/1994
185433
10/08/2001
Indian Applications Awaiting Grant
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
A Device For Disinfecting And/Or Decontaminating Personal Protective Equipments And The Method Thereof
Roy Johnson,
B.P. Saha,
G. Padmanabham,
V.V.S. Rao,
202011020124
13/05/2020
2
An Ecofriendly Incinerator to Dispose of the used Sanitary Napkins and Bio Medical Waste
V. V. Sundereswar Rao
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
201821021430
07/06/2018
3
A method for producing inorganic bonded silica based eco-friendly artificial marble articles and the product thereof
R. Senthil Kumar
Y.S. Rao
Roy Johnson
K. Rama Raghava Reddy
K. Ramachandra
Y.S. Rao
Roy Johnson
K. Rama Raghava Reddy
K. Ramachandra
201611036479
25/10/2016
4
An Improved Aqueous Method for Producing Transparent Aluminium Oxy Nitride (ALON) Articles
R. Senthil Kumar
Roy Johnson
Roy Johnson
1409/DEL/2012
08/05/2012
