Inventor
Russell F. Weymouth, Jr.
Inventor
Charlton, MA, US
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Dprimary
B29DProducing particular articles from plastics or from substances in a plastic state28%
B29CShaping or joining of plastics20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests16%
B29LIndexing scheme associated with subclass b29c, relating to particular articles8%
G02CSpectacles8%
A61FFilters implantable into blood vessels4%
B24BMachines, devices, or processes for grinding or polishing4%
B29BPreparation or pretreatment of the material to be shaped4%
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. inserts4%
Y10TTechnical subjects covered by former us classification4%
PatentTitleYear
8,153,035'Programmable wetting controller'20128,066,920'Methods for controlling and enhancing the quality of base materials employed for the production of semi-finished ophthalmic lenses'20117,763,191'Method and apparatus for performing an in-mold coining operation'20107,726,808'Rimless spectacle lens bore polishing method and apparatus'20107,615,180'Method for injection molding with direct insert thermal control'20095,441,398'Insert for molding convex surfaces of progressive lenses and retainer therefor'19955,440,798'Method of making concave aspheric bifocal mold component'19954,964,714'Safety spectacles and temple therefor'19904,933,119'Molding apparatus and method'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990Patents assigned to GENTEX CORP (2)· patent assignee history
1990–1995Based in Charlton Depot, MA, US· patent location history
1995–2012Patents assigned to GENTEX OPTICS INC (7)· patent assignee history
2009–2012Based in Charlton, MA, US· patent location history
2011–2012Patents assigned to WEYMOUTH JR RUSSELL F (2)· patent assignee history
2011Patents assigned to GAZAILLE DANIEL (1)· patent assignee history
2011Patents assigned to KITCHLOO PARESH (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GENTEX OPTICS INC | 7 | 1995–2012 |
| GENTEX CORP | 2 | 1990 |
| WEYMOUTH JR RUSSELL Fself | 2 | 2011–2012 |
| GAZAILLE DANIEL | 1 | 2011 |
| KITCHLOO PARESH | 1 | 2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Charlton, Massachusetts, US | 5 | 2009–2012 |
| Charlton Depot, Massachusetts, US | 4 | 1990–1995 |