Inventor · disambiguated record
Ray Chrisman
Also filed as: CHRISMAN RAY · CHRISMAN RAY W
18 granted patents·2 pending applications·271 citations·filing 1984–2022
93Inventor score
Top patents by PatentIndex Score
20 records- 0194US10544072B2Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycolIOWA CORN PROMOTION BOARD·Filed 2017·Granted Jan 28, 2020·6 cites·19 claims
- 0294US9399610B2Process for the continuous production of ethylene glycol from carbohydratesIOWA CORN PROMOTION BOARD·Filed 2015·Granted Jul 26, 2016·6 cites·7 claims
- 0389US4768879AMethod for measuring the size of objects in a fluid mediumDOW CHEMICAL CO·Filed 1986·Granted Sep 6, 1988·78 cites·17 claims
- 0488US9783472B2Process for the continuous production of ethylene glycol from carbohydratesIOWA CORN PROMOTION BOARD·Filed 2016·Granted Oct 10, 2017·3 cites·20 claims
- 0587US5166073AMiniaturized sensor for ionizing radiationDOW CHEMICAL CO·Filed 1989·Granted Nov 24, 1992·52 cites·30 claims
- 0685US4672218AMethod for determining the onset of crystallizationDOW CHEMICAL CO·Filed 1984·Granted Jun 9, 1987·47 cites·23 claims
- 0780US12077489B2Continuous, carbohydrate to ethylene glycol processesT EN PROCESS TECH INC·Filed 2022·Granted Sep 3, 2024·0 cites·20 claims
- 0880US10472310B2Continuous processes for the highly selective conversion of sugars to propylene glycol or mixtures of propylene glycol and ethylene glycolIOWA CORN PROMOTION BOARD·Filed 2017·Granted Nov 12, 2019·1 cites·16 claims
- 0979US4829186AMethods and apparatus for measuring the light absorbance of a fluid mediumDOW CHEMICAL CO·Filed 1988·Granted May 9, 1989·44 cites·21 claims
- 1072US11319268B2Continuous, carbohydrate to ethylene glycol processesIOWA CORN PROMOTION BOARD·Filed 2020·Granted May 3, 2022·0 cites·20 claims
- 1172US10975010B2Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycolIOWA CORN PROMOTION BOARD·Filed 2019·Granted Apr 13, 2021·0 cites·15 claims
- 1271US11919840B2Methods for operating continuous, unmodulated, multiple catalytic step processesT EN PROCESS TECH INC·Filed 2020·Granted Mar 5, 2024·0 cites·18 claims
- 1370US10988426B2Continuous processes for the highly selective conversion of aldohexose-yielding carbohydrate to ethylene glycolIOWA CORN PROMOTION BOARD·Filed 2019·Granted Apr 27, 2021·0 cites·16 claims
- 1464US2021087128A1Process with integrated recycle for making ethylene glycol and/or propylene glycol from aldose- and/or ketose- yielding carbohydratesIOWA CORN PROMOTION BOARD·Filed 2020·Application pending·0 cites
- 1563US12344748B2Carbon black from biomassNORSE BIOTECH AS·Filed 2019·Granted Jul 1, 2025·0 cites·10 claims
- 1655US5365326AMethod and apparatus for determining flow rates and concentrations in multi-phase streamsDOW CHEMICAL CO·Filed 1993·Granted Nov 15, 1994·18 cites·9 claims
- 1752US6703246B1Thermal method and apparatusDOW CHEMICAL CO·Filed 2000·Granted Mar 9, 2004·1 cites·7 claims
- 1852US4643573AMethod for measuring the relative concentration of larger and smaller particles in suspensionDOW CHEMICAL CO·Filed 1985·Granted Feb 17, 1987·15 cites·17 claims
- 1939US11767580B2Metal compositesNORSE BIOTECH AS·Filed 2018·Granted Sep 26, 2023·0 cites·9 claims
- 2038US2003036619A1Method for optimizing material transformationFiled 2002·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Ray Chrisman 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 →