Inventor

JOHNSON RICHARD P

US4 patents

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

ASHBROOK SIMON HARTLEY INC

2 patents

US5248612ASep 28, 1993

Apparatus for composting using improved charging and discharging sequence

ASHBROOK SIMON HARTLEY INC5 citations57

US5076827ADec 31, 1991

Method and apparatus for composting using improved charging and discharging sequence

ASHBROOK SIMON HARTLEY INC3 citations57

TELEDYNE STILL MAN MANUFACTURI

1 patent

US4388518AJun 14, 1983

Electric surface heater assembly

TELEDYNE STILL MAN MANUFACTURI8 citations67

US NAVY

1 patent

US10746476B2Aug 18, 2020

Underwater remote cooling apparatus

US NAVY2 citations65