Inventor · disambiguated record
Todd A. Ballen
Also filed as: BALLEN TODD A
18 granted patents·7 pending applications·209 citations·filing 2001–2022
93Inventor score
Files with3M INNOVATIVE PROPERTIES CO18LEATHERDALE CATHERINE A3BIERNATH ROLF W1SMITH TERRY L1ZHANG JUN-YING1
Top patents by PatentIndex Score
25 records- 0197US7583444B1Process for making microlens arrays and masterforms3M INNOVATIVE PROPERTIES CO·Filed 2005·Granted Sep 1, 2009·42 cites·18 claims
- 0294US6848822B2Light guide within recessed housing3M INNOVATIVE PROPERTIES CO·Filed 2002·Granted Feb 1, 2005·81 cites·31 claims
- 0389US9703023B2Microtiled prismatic cube corner articles3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Jul 11, 2017·9 cites·12 claims
- 0487US7166409B2Multipass multiphoton absorption method and apparatus3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Jan 23, 2007·25 cites·27 claims
- 0586US6567215B2Beaded rear projection screen with tunable gain3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted May 20, 2003·22 cites·7 claims
- 0683US10502875B2Microtiled prismatic cube corner articles3M INNOVATIVE PROPERTIES CO·Filed 2017·Granted Dec 10, 2019·3 cites·10 claims
- 0783US8004767B2Process for making microlens arrays and masterforms3M INNOVATIVE PROPERTIES CO·Filed 2009·Granted Aug 23, 2011·4 cites·11 claims
- 0882US9293622B2Re-emitting semiconductor carrier devices for use with LEDs and methods of manufactureSMITH TERRY L·Filed 2010·Granted Mar 22, 2016·4 cites·9 claims
- 0979US11016229B2Optical filter3M INNOVATIVE PROPERTIES CO·Filed 2017·Granted May 25, 2021·3 cites·20 claims
- 1077US2022126381A1Non-orthogonal cube corner elements and arrays thereof made by end milling3M INNOVATIVE PROPERTIES CO·Filed 2022·Application pending·0 cites
- 1176US8193543B2Monochromatic light source with high aspect ratioLEATHERDALE CATHERINE A·Filed 2009·Granted Jun 5, 2012·6 cites·20 claims
- 1271US8026115B2Optical bonding composition for LED light source3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Sep 27, 2011·4 cites·20 claims
- 1371US8013345B2Optical bonding composition for LED light source3M INNOVATIVE PROPERTIES CO·Filed 2007·Granted Sep 6, 2011·4 cites·30 claims
- 1459US9136429B2Multilayer construction3M INNOVATIVE PROPERTIES CO·Filed 2014·Granted Sep 15, 2015·0 cites·17 claims
- 1558US11253933B2Non-orthogonal cube corner elements and arrays thereof made by end milling3M INNOVATIVE PROPERTIES CO·Filed 2018·Granted Feb 22, 2022·0 cites·10 claims
- 1654US10586446B2Sign to vehicle identification system3M INNOVATIVE PROPERTIES CO·Filed 2019·Granted Mar 10, 2020·0 cites·19 claims
- 1752US2007087284A1Multipass multiphoton absorption method and apparatus3M INNOVATIVE PROPERTIES CO·Filed 2006·Application pending·0 cites
- 1851US8846518B2Multilayer constructionZHANG JUN-YING·Filed 2011·Granted Sep 30, 2014·0 cites·14 claims
- 1949US7790353B2Multidirectional photoreactive absorption method3M INNOVATIVE PROPERTIES CO·Filed 2001·Granted Sep 7, 2010·2 cites·32 claims
- 2047US2011140129A1Light source with improved monochromaticityLEATHERDALE CATHERINE A·Filed 2009·Application pending·0 cites
- 2147US2011156002A1Light source having light blocking componentsLEATHERDALE CATHERINE A·Filed 2009·Application pending·0 cites
- 2246US10339804B2Sign to vehicle identification system3M INNOVATIVE PROPERTIES CO·Filed 2015·Granted Jul 2, 2019·0 cites·20 claims
- 2341US2001028925A1Selective deposition of material on a substrate according to an interference pattern3M INNOVATIVE PROPERTIES CO·Filed 2001·Application pending·0 cites
- 2438US2006170808A1Article having a birefringent surface for use as a blur filterBIERNATH ROLF W·Filed 2005·Application pending·0 cites
- 2535US2004012872A1Multiphoton absorption method using patterned lightFiled 2001·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →