Inventor
LOGAN JONATHAN D
US11 patents
⚠️ This page may combine multiple inventors who share the name “LOGAN JONATHAN D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HLFIP HOLDING INC
9 patentsUS10291617B2May 14, 2019
Correctional postal mail contraband elimination system
HLFIP HOLDING INC7 citations80
US11918850B2Mar 5, 2024
Stationary exercise bike for use in a correctional facility
HLFIP HOLDING INC0 citations59
US11637940B2Apr 25, 2023
Correctional institution legal postal mail processing system and method
HLFIP HOLDING INC0 citations59
US11457013B2Sep 27, 2022
Correctional postal mail contraband elimination system
HLFIP HOLDING INC0 citations59
US12464079B2Nov 4, 2025
Systems and methods for preserving privacy in private mail
HLFIP HOLDING INC0 citations58
US11962725B2Apr 16, 2024
Systems and methods for processing requests to send private postal mail to an inmate
HLFIP HOLDING INC0 citations58
US11201974B2Dec 14, 2021
Systems and methods for processing requests to send private postal mail to an inmate
HLFIP HOLDING INC0 citations58
US10659630B2May 19, 2020
Correctional institution legal postal mail processing system and method
HLFIP HOLDING INC0 citations48
US10862891B2Dec 8, 2020
Communication tracking system for correctional facilities
HLFIP HOLDING INC0 citations38