LandOfFree - US Patents - Listing for Internal-combustion engines,Multiple cylinder

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Reciprocatory internal combustion engines

Internal-combustion engines – Multiple cylinder – Cylinders in-line

Reciprocatory machines

Reed valve assembly for an intake manifold and method of assembl

Removable inlet shape for internal combustion engine

Resilient connecting device between an internal combustion engin

Resonance system with variable geometry for the fresh-gas condui

Resonator conduit system for introducing intake gases in interna

Resonator for internal combustion engines

Resonator for internal combustion engines

Internal-combustion engines – Multiple cylinder – Cylinders in-line

Ringless piston engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary cam internal combustion radial engine

Internal-combustion engines – Multiple cylinder – Cylinders in-line

Rotary cylinder head for barrel type engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary engine

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary engine having a conical rotor

Reexamination Certificate

Internal-combustion engines – Multiple cylinder – Cylinders radiating

Rotary engine provided with first and secondary rotatably mounte

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Rotary internal combustion engine with cam transmission

Internal-combustion engines – Multiple cylinder – Having rotary output shaft parallel to cylinders

Rotary machines comprising four cylinders in a star