Inventor · disambiguated record
John David Finch
Also filed as: FINCH JOHN D · FINCH JOHN DAVID
14 granted patents·1 pending application·5 citations·filing 2008–2022
83Inventor score
Files withROHM & HAAS6DDP SPECIALTY ELECTRONIC MAT US 8 LLC5DDP SPECIALTY ELECTRONIC MATERIALS US LLC3DDP SPECIALTY ELECTRONIC MAT US 5 LLC1
Top patents by PatentIndex Score
15 records- 0175US7947748B2Method for producing polymer beads of uniform sizeROHM & HAAS·Filed 2008·Granted May 24, 2011·4 cites·10 claims
- 0268US9309363B2Product and method for making uniform spherical, acrylic polymeric beadsROHM & HAAS·Filed 2013·Granted Apr 12, 2016·1 cites·8 claims
- 0358US10662271B2Droplets distributed in an aqueous mediumDDP SPECIALTY ELECTRONIC MAT US 8 LLC·Filed 2016·Granted May 26, 2020·0 cites·9 claims
- 0458US10654951B2Droplets distributed in an aqueous mediumDDP SPECIALTY ELECTRONIC MAT US 8 LLC·Filed 2016·Granted May 19, 2020·0 cites·10 claims
- 0556US10640580B2Method of suspension polymerization of droplets distributed in an aqueous mediumDDP SPECIALTY ELECTRONIC MAT US 8 LLC·Filed 2016·Granted May 5, 2020·0 cites·8 claims
- 0656US9920139B2Suspensions in aqueous mediaROHM & HAAS·Filed 2015·Granted Mar 20, 2018·0 cites·6 claims
- 0753US9944737B2Suspensions in aqueous mediaROHM & HAAS·Filed 2015·Granted Apr 17, 2018·0 cites·6 claims
- 0853US2024141566A1Sulfonated polystyrene nonwovenDDP SPECIALTY ELECTRONIC MATERIALS US LLC·Filed 2022·Application pending·0 cites
- 0952US11369953B2Resin beads and inorganic particlesDDP SPECIALTY ELECTRONIC MAT US 8 LLC·Filed 2017·Granted Jun 28, 2022·0 cites·8 claims
- 1051US12337308B2Method for producing resin useful in semiconductor manufacturingDDP SPECIALTY ELECTRONIC MAT US 5 LLC·Filed 2019·Granted Jun 24, 2025·0 cites·10 claims
- 1151US11292855B2Controlled particle size distributionDDP SPECIALTY ELECTRONIC MATERIALS US LLC·Filed 2017·Granted Apr 5, 2022·0 cites·5 claims
- 1250US10988558B2Controlled particle size distributionDDP SPECIALTY ELECTRONIC MATERIALS US LLC·Filed 2017·Granted Apr 27, 2021·0 cites·4 claims
- 1346US10189915B2Polymerization processROHM & HAAS·Filed 2015·Granted Jan 29, 2019·0 cites·13 claims
- 1445US10221257B2Polymer with releasable gasROHM & HAAS·Filed 2015·Granted Mar 5, 2019·0 cites·3 claims
- 1543US11667739B2Making particles with radial variationDDP SPECIALTY ELECTRONIC MAT US 8 LLC·Filed 2018·Granted Jun 6, 2023·0 cites·20 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →