Inventor
Darrell B. Kroulik
Inventor
Cambridge, MN, US
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Cprimary
B29CShaping or joining of plastics13%
B29DProducing particular articles from plastics or from substances in a plastic state13%
B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts13%
B29LIndexing scheme associated with subclass b29c, relating to particular articles13%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form13%
G02BOptical elements, systems or apparatus13%
G02CSpectacles13%
Y10TTechnical subjects covered by former us classification13%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2006–2012Based in Cambridge, MN, US· patent location history
2012Patents assigned to HAGE MARTIN L (1)· patent assignee history
2012Patents assigned to INSIGHT EQUITY A P X LP (1)· patent assignee history
2012Patents assigned to KROULIK DARRELL B (1)· patent assignee history
2012Patents assigned to MAKI ALAN D (1)· patent assignee history
2012Patents assigned to MORAVEC THOMAS J (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HAGE MARTIN L | 1 | 2012 |
| INSIGHT EQUITY A P X LP | 1 | 2012 |
| KROULIK DARRELL Bself | 1 | 2012 |
| MAKI ALAN D | 1 | 2012 |
| MORAVEC THOMAS J | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Cambridge, Minnesota, US | 2 | 2006–2012 |