Inventor · disambiguated record
Riley D. Greenwood
Also filed as: GREENWOOD RILEY · GREENWOOD RILEY D
19 granted patents·79 citations·filing 2012–2021
93Inventor score
Top patents by PatentIndex Score
19 records- 0193US9657790B2Viscous rotational speed control deviceNELSON IRRIGATION CORP·Filed 2015·Granted May 23, 2017·5 cites·16 claims
- 0293US9587687B2Viscous rotational speed control deviceNELSON IRRIGATION CORP·Filed 2015·Granted Mar 7, 2017·7 cites·16 claims
- 0392US11408515B2Pressure regulator having an oblique valve seatNELSON IRRIGATION CORP·Filed 2020·Granted Aug 9, 2022·4 cites·27 claims
- 0492US9971361B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2016·Granted May 15, 2018·7 cites·33 claims
- 0591US11126208B2Multi-function pressure regulation valveNELSON IRRIGATION CORP·Filed 2019·Granted Sep 21, 2021·6 cites·21 claims
- 0690US11511290B2Flow control device with drain checkNELSON IRRIGATION CORP·Filed 2021·Granted Nov 29, 2022·2 cites·15 claims
- 0790US10416689B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2018·Granted Sep 17, 2019·6 cites·42 claims
- 0890US9367070B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2014·Granted Jun 14, 2016·13 cites·46 claims
- 0986US10906052B2Drain check in pressure regulatorNELSON IRRIGATION CORP·Filed 2018·Granted Feb 2, 2021·5 cites·24 claims
- 1069USD966123SPressure regulatorNELSON IRRIGATION CORP·Filed 2020·Granted Oct 11, 2022·4 cites·1 claims
- 1169US9995352B2Viscous rotational speed control deviceNELSON IRRIGATION CORP·Filed 2015·Granted Jun 12, 2018·1 cites·29 claims
- 1265US8905326B2High-volume, part-circle sprinkler headGREENWOOD RILEY·Filed 2012·Granted Dec 9, 2014·3 cites·20 claims
- 1364USD758544SPressure regulatorNELSON IRRIGATION CORP·Filed 2015·Granted Jun 7, 2016·10 cites·1 claims
- 1461US11933408B2Multi-function pressure regulation valveNELSON IRRIGATION CORP·Filed 2021·Granted Mar 19, 2024·0 cites·20 claims
- 1561US10969804B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2019·Granted Apr 6, 2021·0 cites·11 claims
- 1653US11085568B2Center pivot irrigation gooseneck with varying cross-sectional diametersNELSON IRRIGATION CORP·Filed 2017·Granted Aug 10, 2021·0 cites·24 claims
- 1750US11376621B2Sprinkler assembly having coiled weightNELSON IRRIGATION CORP·Filed 2018·Granted Jul 5, 2022·0 cites·12 claims
- 1849USD758543SPressure regulatorNELSON IRRIGATION CORP·Filed 2015·Granted Jun 7, 2016·5 cites·1 claims
- 1934USD764334SPressure regulatorNELSON IRRIGATION CORP·Filed 2015·Granted Aug 23, 2016·1 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Riley D. Greenwood 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 →