Inventor · disambiguated record
Tom Happel
Also filed as: HAPPEL TOM
19 granted patents·326 citations·filing 2009–2021
95Inventor score
Files withHAPPEL TOM12SUNTREE TECH HOLDINGS LLC4OLDCASTLE INFRASTRUCTURE INC2SUNTREE PATENT HOLDING LLC1
Top patents by PatentIndex Score
19 records- 0198US10202285B1Dual screen treatment systemHAPPEL TOM·Filed 2017·Granted Feb 12, 2019·20 cites·20 claims
- 0298US10155670B1Stormwater polymer treatment systemHAPPEL TOM·Filed 2017·Granted Dec 18, 2018·20 cites·20 claims
- 0397US10238993B1Dual screen treatment systems with debris ramps and screened deflectorsSUNTREE TECH HOLDINGS LLC·Filed 2018·Granted Mar 26, 2019·18 cites·20 claims
- 0497US8366923B1Telescoping post supports and sliding lid systems for filter basketsHAPPEL TOM·Filed 2010·Granted Feb 5, 2013·44 cites·11 claims
- 0596US8425150B1Rotatable wheel box service panel door and equalizerHAPPEL TOM·Filed 2010·Granted Apr 23, 2013·29 cites·16 claims
- 0695US10918975B1Dual screen treatment systems with debris ramps and screened deflectorsSUNTREE TECH HOLDINGS LLC·Filed 2019·Granted Feb 16, 2021·11 cites·21 claims
- 0795US10907338B1Hinged variable flow skimmer and shelf systemSUNTREE TECH HOLDINGS LLC·Filed 2018·Granted Feb 2, 2021·9 cites·19 claims
- 0895US9068312B1Rotatable wheel box service panel door and equalizer and methodHAPPEL TOM·Filed 2014·Granted Jun 30, 2015·10 cites·17 claims
- 0995US8491797B1Pivoting panel, pylon and inflow gap for stormwater screen systemHAPPEL TOM·Filed 2010·Granted Jul 23, 2013·31 cites·28 claims
- 1095US8142666B1Baffle box deflectors and flow spreadersHAPPEL TOM·Filed 2009·Granted Mar 27, 2012·43 cites·20 claims
- 1194US10384956B1Restrictive up flow media filter with servicing systemSUNTREE TECH HOLDINGS LLC·Filed 2017·Granted Aug 20, 2019·8 cites·20 claims
- 1292US8651767B1Rotatable wheel box service panel door and equalizerHAPPEL TOM·Filed 2013·Granted Feb 18, 2014·15 cites·8 claims
- 1390US8974144B1Rotatable wheel box service panel door and equalizerHAPPEL TOM·Filed 2014·Granted Mar 10, 2015·13 cites·20 claims
- 1488US8622652B1Overflow and underflow doorsHAPPEL TOM·Filed 2011·Granted Jan 7, 2014·17 cites·16 claims
- 1585US10926199B1Round baffle box water treatment system with at least one sidewall baffleOLDCASTLE INFRASTRUCTURE INC·Filed 2018·Granted Feb 23, 2021·7 cites·17 claims
- 1683US9534368B1Variable flow skimmer and shelf systemHAPPEL TOM·Filed 2014·Granted Jan 3, 2017·9 cites·19 claims
- 1780US8393827B1Box service panel door and equalizerHAPPEL TOM·Filed 2009·Granted Mar 12, 2013·18 cites·15 claims
- 1874US11491422B1Dual screen treatment systems with debris ramps and screened deflectorsOLDCASTLE INFRASTRUCTURE INC·Filed 2021·Granted Nov 8, 2022·0 cites·26 claims
- 1974US10472815B1Hydro-variant baffle cartridge systemSUNTREE PATENT HOLDING LLC·Filed 2018·Granted Nov 12, 2019·4 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →