Inventor

GROUNDS III PRESTON W

US3 patents

⚠️ This page may combine multiple inventors who share the name “GROUNDS III PRESTON W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

US NAVY

1 patent

US5939958AAug 17, 1999

Microstrip dual mode elliptic filter with modal coupling through patch spacing

US NAVY25 citations88

GROUNDS III PRESTON W

1 patent

US9970276B2May 15, 2018

System and method for dry fracture shale energy extraction

GROUNDS III PRESTON W3 citations53

HIGHLAND LIGHT MAN CORP

1 patent

US10494909B2Dec 3, 2019

System and method for electrically selectable dry fracture shale energy extraction

HIGHLAND LIGHT MAN CORP1 citations52