Wichman; William J.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Wichman; William J..The latest application filed is for "folding display frame for forming column-like structures".
- Wichman; William J. - Glendora CA
| Patent | Date |
|---|---|
| Folding display frame for forming column-like structures Grant 5,351,843 - Wichman , et al. October 4, 1 | 1994-10-04 |
| Folding display frame with offset hub configuration Grant 4,986,016 - Wichman January 22, 1 | 1991-01-22 |
| Sunglasses with visor Grant 4,976,530 - Mackay , et al. December 11, 1 | 1990-12-11 |
| Diagonal assembly for folding display frames Grant 4,809,471 - Wichman , et al. March 7, 1 | 1989-03-07 |
| Collecting base for a marble game ramp Grant D294,959 - Wichman March 29, 1 | 1988-03-29 |
| Marble game ramp Grant D294,044 - Wichman February 2, 1 | 1988-02-02 |
| Marble game ramp Grant D293,696 - Wichman January 12, 1 | 1988-01-12 |
| Marble race game Grant 4,713,038 - Wichman , et al. December 15, 1 | 1987-12-15 |
| Marble game ramp Grant D290,145 - Wichman June 2, 1 | 1987-06-02 |
| Marble game ramp Grant D290,026 - Wichman May 26, 1 | 1987-05-26 |
| Hose-end aspirator sprayer Grant 4,527,740 - Gunzel, Jr. , et al. July 9, 1 | 1985-07-09 |
| Toy chain link Grant D278,920 - Wichman May 21, 1 | 1985-05-21 |
| Anti side splash drive arm for an impact drive sprinkler Grant 4,182,494 - Wichman , et al. January 8, 1 | 1980-01-08 |
| Rotary irrigation sprinkler Grant 4,177,944 - Wichman December 11, 1 | 1979-12-11 |
| Self-compensating nozzle construction Grant 4,161,286 - Beamer , et al. July 17, 1 | 1979-07-17 |
| Trickle irrigator Grant 3,954,223 - Wichman , et al. May 4, 1 | 1976-05-04 |
| Sprinkler Head Mounting Means Grant 3,764,073 - Costa , et al. October 9, 1 | 1973-10-09 |
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