Inventor · disambiguated record
Henry M. Demarest, Jr.
Also filed as: DEMAREST HENRY M · DEMAREST JR HENRY M
13 granted patents·699 citations·filing 1974–1988
94Inventor score
Files withPPG INDUSTRIES INC13
Top patents by PatentIndex Score
13 records- 0198US4632687AMethod of melting raw materials for glass or the like using solid fuels or fuel-batch mixturesPPG INDUSTRIES INC·Filed 1985·Granted Dec 30, 1986·127 cites·40 claims
- 0297US4406683AMethod of and apparatus for removing gas inclusions from a molten glass poolPPG INDUSTRIES INC·Filed 1981·Granted Sep 27, 1983·89 cites·12 claims
- 0396US4599100AMelting glass with port and melter burners for NOx controlPPG INDUSTRIES INC·Filed 1985·Granted Jul 8, 1986·116 cites·10 claims
- 0495US4634461AMethod of melting raw materials for glass or the like with staged combustion and preheatingPPG INDUSTRIES INC·Filed 1985·Granted Jan 6, 1987·129 cites·54 claims
- 0594US4610711AMethod and apparatus for inductively heating molten glass or the likePPG INDUSTRIES INC·Filed 1984·Granted Sep 9, 1986·63 cites·24 claims
- 0692US4519814ATwo stage batch liquefaction process and apparatusPPG INDUSTRIES INC·Filed 1983·Granted May 28, 1985·49 cites·45 claims
- 0790US4920080AMethod of making glass with preliminary reaction of batch materialsPPG INDUSTRIES INC·Filed 1988·Granted Apr 24, 1990·40 cites·10 claims
- 0888US3936290ANovel flat glass-producing furnacePPG INDUSTRIES INC·Filed 1974·Granted Feb 3, 1976·33 cites·13 claims
- 0976US4539030AMethod of calcining and liquefying glass batchPPG INDUSTRIES INC·Filed 1983·Granted Sep 3, 1985·21 cites·21 claims
- 1061US3940531AStain decorated glass-ceramic articlePPG INDUSTRIES INC·Filed 1974·Granted Feb 24, 1976·14 cites·1 claims
- 1153US4604121AMethod of pretreating glass batchPPG INDUSTRIES INC·Filed 1985·Granted Aug 5, 1986·9 cites·9 claims
- 1242US4789390ABatch melting vessel lid cooling constructionPPG INDUSTRIES INC·Filed 1987·Granted Dec 6, 1988·6 cites·14 claims
- 1334US4666489AMethod and apparatus for feeding a rotating melterPPG INDUSTRIES INC·Filed 1985·Granted May 19, 1987·3 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Henry M. Demarest, Jr. files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →