Inventor
Richard S. Constantine
Inventor
Monroe, CT, US
Overview
Patents· 51 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
LOC08primary
LOC0844%
LOC2213%
B26BHand-held cutting tools not otherwise provided for11%
LOC145%
A01KAnimal husbandry4%
B25GHandles for hand implements4%
A01CPlanting2%
A01GHorticulture2%
A22CProcessing meat, poultry, or fish2%
B23DPlaning2%
PatentTitleYear
D0896608Knife handle202010,780,569Knife having adjustable handle2020D0866278Blade sharpener2019D0866279Blade sharpener2019D0866284Multi-tool with blade sharpener2019D0866277Blade sharpener2019D0861123Fishing tackle module2019D0854392Foldable blade sharpener2019D0850232Foldable blade sharpener2019D0848811Blade sharpener201910,264,722Bulb planter2019D0838805Knife handle2019D0834142Fish dehooker/extractor2018D0829521Scissors2018D0828738Pliers2018D0828737Pliers2018D0828133Scissors201810,058,993Tool holder assembly2018D0815490Knife handle2018D0811847'Knife'2018D0810228'Knife'2018D0810227'Knife'2018D0807723'Folding knife'2018D0807143'Folding knife'20189,801,365'Jaw spreader for removing fishing tackle'2017D0799204'Tool holder assembly'2017D0771461'Shears'20169,421,691'Knife with blade guard'2016D0740389'Fish filet gripper tool'2015D0733517'Putty knife'2015D0729663'Weighing scale'2015D0724918'Micro scissors'2015D0724908'Snips'2015D0724919'Shears'2015D0722850'Handles for pivoted hand tools'2015D0722851'Crimper'2015D0723134'Fish dehooker'20158,821,223'Fish filet gripper tool'20148,726,527'Dual drive pencil sharpener'20148,701,294'Cutting implement with interchangeable/replaceable blades'20148,689,450'Knife having a reversible carriage'20148,683,734'Fishing gaff'20148,677,630'Cutting implement with cartridge'20147,886,445'Cutting implement with cartridge'2011D0600092'Utility snips'2009D0587553'Utility knife'2009D0388086'Telephone'1997D0380754'Arch telephone'1997D0380753'Telephone-clock radio'1997D0379008'Electronic message recorder'1997D0374228'Digital answering machine'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–1997Based in Niantic, CT, US· patent location history
2009–2020Patents assigned to ACME UNITED CORP (46)· patent assignee history
2009–2016Based in Milford, CT, US· patent location history
2014–2018Patents assigned to CONSTANTINE RICHARD S (11)· patent assignee history
2015–2018Patents assigned to BROOKHART AARON P (9)· patent assignee history
2015–2018Patents assigned to HARRIS KENNETH W (9)· patent assignee history
2015–2018Patents assigned to HEFER BRANDON T (9)· patent assignee history
2015–2020Based in Monroe, CT, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ACME UNITED CORP | 46 | 2009–2020 |
| CONSTANTINE RICHARD Sself | 11 | 2014–2018 |
| BROOKHART AARON P | 9 | 2015–2018 |
| HARRIS KENNETH W | 9 | 2015–2018 |
| HEFER BRANDON T | 9 | 2015–2018 |
Locations
| Location | Patents | Span |
|---|---|---|
| Monroe, CT, US | 36 | 2015–2020 |
| Milford, CT, US | 10 | 2009–2016 |
| Niantic, CT, US | 5 | 1996–1997 |