David; Constant V.
Patent Applications and Registrations
Patent applications and USPTO patent grants for David; Constant V..The latest application filed is for "method of forming an apparatus for displaying dynamic art apparatus embodiments".
- David; Constant V. - San Diego CA
| Patent | Date |
|---|---|
| Method of forming an apparatus for displaying dynamic art apparatus embodiments Grant 4,932,147 - David June 12, 1 | 1990-06-12 |
| Method for fabricating and inserting reinforcing spikes in a 3-D reinforced structure Grant 4,854,990 - David August 8, 1 | 1989-08-08 |
| Obstacle proximity detector for moving vehicles and method for use thereof Grant 4,833,469 - David May 23, 1 | 1989-05-23 |
| Method of fabrication of thin compressible mattresses Grant 4,818,324 - David April 4, 1 | 1989-04-04 |
| Gas turbine with external free-piston combustor Grant 4,815,294 - David March 28, 1 | 1989-03-28 |
| External combustion rotary engine Grant 4,760,701 - David August 2, 1 | 1988-08-02 |
| Heliplane Grant 4,730,795 - David March 15, 1 | 1988-03-15 |
| Rotary fluidized bed combustion system Grant 4,683,541 - David July 28, 1 | 1987-07-28 |
| Nuclear war group survival: structures and camp site Grant 4,671,189 - David June 9, 1 | 1987-06-09 |
| External combustion engine with air-supported free piston Grant 4,665,703 - David May 19, 1 | 1987-05-19 |
| Double free-piston external combustion engine Grant 4,662,177 - David May 5, 1 | 1987-05-05 |
| Single free-piston external combustion engine with hydraulic piston detection Grant 4,653,273 - David March 31, 1 | 1987-03-31 |
| Helicopter blade pitch adjusting system Grant 4,650,400 - David March 17, 1 | 1987-03-17 |
| Method for processing avocados Grant 4,629,629 - David December 16, 1 | 1986-12-16 |
| Moldable handle adapter Grant 4,617,697 - David October 21, 1 | 1986-10-21 |
| Dual flush toilet for water saving Grant 4,561,131 - David December 31, 1 | 1985-12-31 |
| Macerator-decanter Grant 4,560,473 - David December 24, 1 | 1985-12-24 |
| Continuous pipeline fabrication method Grant 4,558,971 - David December 17, 1 | 1985-12-17 |
| Dice and games Grant 4,546,978 - David October 15, 1 | 1985-10-15 |
| Training and care apparatus for horses Grant 4,535,724 - David August 20, 1 | 1985-08-20 |
| Buoyant apparatus propelled by a human operator Grant 4,379,701 - David April 12, 1 | 1983-04-12 |
| Windmill Grant 4,364,708 - David December 21, 1 | 1982-12-21 |
| Porous Particle Fabrication Process Grant 3,619,428 - David November 9, 1 | 1971-11-09 |
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