Inventor
Alan E. Lewis
Inventor
Rochester, NY, US
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus71%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them12%
B01DSeparation6%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry6%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds6%
PatentTitleYear
7,158,311'Interchangeable lens system'20076,873,473'Two position variable focal length lens'20056,525,886'Two group zoom lens having weak front element'20036,084,724'Glass coated cemented plastic doublets and method for making'20005,710,946'Water-resistant camera with optical wedge to shift image of non-aligned film frame counter'19985,689,376'Two element optical system, a camera using it and method of making the camera'19975,627,684'Method of manufacturing a lens system insensitive to aspheric decentering and a lens system manufactured thereby'19975,604,639'Two-element optical system and camera and method of making a camera'19975,563,736'Compact real image finder'19965,555,062'Recyclable single-use camera with replaceable front lens element'19965,473,473'Two element plastic zoom camera lens'19955,335,034'Zoom viewfinder with non-rectangular window'19945,300,977'Zoom viewfinder with fixed size moving window'19945,173,727'Zoom viewfinder'19924,196,168'Sloped tray arrangement for polymerization reactor'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980–2007Patents assigned to EASTMAN KODAK CO (14)· patent assignee history
1980Based in Kingsport, TN, US· patent location history
1992Patents assigned to LEWIS ALAN E (1)· patent assignee history
1992–2007Based in Rochester, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EASTMAN KODAK CO | 14 | 1980–2007 |
| LEWIS ALAN Eself | 1 | 1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Rochester, New York, US | 14 | 1992–2007 |
| Kingsport, TN, US | 1 | 1980 |