Class F03G : SPRING, WEIGHT, INERTIA, OR LIKE MOTORS; MECHANICAL-POWER-PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
Subclass 3/02: Other motors, e.g. gravity or inertia motors using wheels with circumferentially-arranged compartments co-operating with solid falling bodies (F03G 3/04 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 11738781 | Gravitational potential energy storage systems and methods | May 10, 21 | Aug 29, 23 | Advanced Rail Energy Storage, LLC |
| 11536254 | System for converting rotational momentum into versatile linear propulsion | Jul 11, 19 | Dec 27, 22 | Not available |
| 11199179 | Power generating apparatus and method | Jul 16, 20 | Dec 14, 21 | Not available |
| 11174832 | Hydraulic device using gravity and buoyancy forces and method for operating such a device | Jul 04, 18 | Nov 16, 21 | Not available |
| 10125746 | Motion conversion device | Jun 09, 11 | Nov 13, 18 | KABUSHIKIKAISHA CHIKUHOU |
| 9863397 | Machine for generating power by rotating metal pinwheels via hydraulic and gravitational forces | Oct 21, 14 | Jan 09, 18 | Not available |
| 8740497 | Roadway arrangement for power generation | Sep 20, 11 | Jun 03, 14 | Not available |
| 8531049 | System for harvesting power and method thereof | Oct 12, 10 | Sep 10, 13 | Not available |
| 8197201 | Decentralized source separation sewage system | Jan 19, 11 | Jun 12, 12 | Societe EG06 Inc. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,738 | GRAVITATIONAL-TO-KINETIC ENERGY CONVERTER | Dec 25, 23 | Apr 03, 25 | Not available |
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