DP

Douglas H. Powell

HI Hunter Innovations: 6 patents #1 of 7Top 15%
TC The Ames Companies: 2 patents #17 of 44Top 40%
MIT: 1 patents #4,386 of 9,367Top 50%
📍 Cameron Park, CA: #21 of 449 inventorsTop 5%
🗺 California: #27,156 of 386,348 inventorsTop 8%
Overall (All Time): #207,712 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
10539484 Systems and methods for measuring a corner travel index Aaron Colacchia, Blake Martin 2020-01-21
9995358 Dual durometer flexible joint for a suspension link 2018-06-12
9995446 Grow light matrix system incorporating blade lighting system 2018-06-12
9779213 System for evaluating a pathological stage of prostate cancer Michael Donovan, Faisal Khan, Jason Alter, Gerardo Fernandez, Ricardo Mesa-Tejada +4 more 2017-10-03
9694637 Flexible joint for a suspension link with a threaded insert 2017-07-04
9174504 Lock and load control arm 2015-11-03
8887756 Shutoff valve in backflow prevention device 2014-11-18
8875733 Check valve in backflow prevention device 2014-11-04
8844562 Access cover in backflow prevention device 2014-09-30
8714321 Long travel shock absorber 2014-05-06
8389999 Method to reduce dislocation density in silicon using stress Anthony Buonassisi, Mariana Bertoni, Ali S. Argon, Sergio Castellanos, Alexandria Fecych +1 more 2013-03-05
6443181 Backflow prevention apparatus 2002-09-03
6424332 Image comparison apparatus and method 2002-07-23
6220282 Backflow prevention apparatus 2001-04-24
6155291 Backflow prevention apparatus 2000-12-05
6079692 Combination diaphragm and groove coupler seal for automatic control valves 2000-06-27
5906644 Adjustable modular orthopedic implant 1999-05-25
5876459 Adjustable modular orthopedic implant 1999-03-02
5701927 Interchangeable automatic control valve Louis J. Hansen, Jr., Luciano J. Maligad, Jr. 1997-12-30
5584315 Check valve assembly and method for mounting and installing check valves within a housing 1996-12-17
5046525 Differential loading fluid check valve 1991-09-10