Inventor
Mark A. Pietila
Inventor
Atlantic Mine, MI, US
Overview
Patents· 22 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
E01Cprimary
E01CConstruction of, or surfaces for, roads, sports grounds, or the like40%
E04FFinishing work on buildings, e.g. stairs, floors30%
E04GScaffolding24%
E02FDredging6%
PatentTitleYear
11,066,790Concrete screeding system with floating screed head202110,494,776Concrete screeding system with rotatable base and articulating boom201910,190,268Concrete screeding system with boom mounted screed head20199,353,490'Roller plow assembly for concrete screeding machine'20169,234,318'Roller plow assembly for concrete screeding machine'20168,038,366'Wheeled concrete screeding device'20117,909,533'Apparatus for screeding uncured concrete surfaces'20117,854,565'Method of establishing a desired grade of an uncured concrete surface'20107,850,396'Wheeled screeding device'20107,491,011'Apparatus for screeding uncured concrete'20097,407,339'Powered strike-off plow'20087,396,186'Apparatus for improving the control of a concrete screed head assembly'20087,320,558'Apparatus for screeding uncured concrete surfaces'20087,195,423'Powered strike-off plow'20077,175,363'Apparatus and method for improving the control of a concrete screed head assembly'20077,121,762'Apparatus for screeding uncured concrete surfaces'20067,044,681'Apparatus and method for improving the control of a concrete screed head assembly'20066,976,805'Light weight apparatus for screeding and vibrating uncured concrete surfaces'20056,953,304'Lightweight apparatus for screeding and vibrating uncured concrete surfaces'20056,695,532'Concrete finishing apparatus'20046,623,208'Concrete placing and screeding apparatus and method'20036,588,976'Concrete placing and screeding apparatus and method'2003Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2003–2005Patents assigned to CAPITAL FORMATION INC (5)· patent assignee history
2003–2021Based in Atlantic Mine, MI, US· patent location history
2006–2021Patents assigned to SOMERO ENTPR INC (17)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SOMERO ENTPR INC | 17 | 2006–2021 |
| CAPITAL FORMATION INC | 5 | 2003–2005 |
Locations
| Location | Patents | Span |
|---|---|---|
| Atlantic Mine, MI, US | 22 | 2003–2021 |