P

Inventor

GOTTFRIED KRISTJAN

CA13 patents
⚠️ This page may combine multiple inventors who share the name “GOTTFRIED KRISTJAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PATTERSON CURTIS

3 patents
US9115646B2Aug 25, 2015

Shroud for rotary engine

PATTERSON CURTIS7 citations82
US9316102B2Apr 19, 2016

Rotors formed using involute curves

PATTERSON CURTIS3 citations71
US8887592B2Nov 18, 2014

Spherical involute gear coupling

PATTERSON CURTIS4 citations71

EXPONENTIAL TECH INC

3 patents
US9874097B2Jan 23, 2018

Shroud for rotary engine

EXPONENTIAL TECH INC3 citations71
US9447688B2Sep 20, 2016

Indexed positive displacement rotary motion device

EXPONENTIAL TECH INC4 citations71
US11168683B2Nov 9, 2021

Pressure balancing system for a fluid pump

EXPONENTIAL TECH INC1 citations57

EXPONENTIAL TECHNOLOGIES INC

2 patents
US9121275B2Sep 1, 2015

Positive displacement expander

EXPONENTIAL TECHNOLOGIES INC6 citations68
US8371949B2Feb 12, 2013

Constant velocity coupling

EXPONENTIAL TECHNOLOGIES INC4 citations59

COULSON ICE BLAST LTD

2 patents
US12076836B2Sep 3, 2024

Rotary crusher and feeder for ice blasting system

COULSON ICE BLAST LTD0 citations47
US11904324B2Feb 20, 2024

Ice blasting machine with dual-mode operation for water ice and dry ice

COULSON ICE BLAST LTD0 citations39

JUAN ALEJANDRO

1 patent
US8602758B2Dec 10, 2013

Indexed positive displacement rotary motion device

JUAN ALEJANDRO10 citations79

GOTTFRIED KRISTJAN

1 patent
US8562318B1Oct 22, 2013

Multiphase pump with high compression ratio

GOTTFRIED KRISTJAN5 citations66

ETALIM INC

1 patent
US10890385B2Jan 12, 2021

Apparatus and system for exchanging heat with a fluid

ETALIM INC0 citations44