Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4574753 | Method for operating a two cycle engine with dynamic stratification | — | 1986-03-11 |
| 4543928 | Two cycle engine with dynamic stratification and method of operation therefor | — | 1985-10-01 |
| 4224905 | Two-cycle engine with stabilized combustion and method of operation therefor | Henry E. von Seggern, deceased, by Blanche von Seggern, executrix | 1980-09-30 |
| 4223749 | Rotary earth boring drill bit with centrifugal foreign particle barrier device | Albert G. Bodine | 1980-09-23 |