Inventor

Paul L. Zengerle

Inventor

Rochester, NY, US

Overview

33→

Patents

1989–2014

Patent span

Physics

Primary field (CPC G)

Patents· 33 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Cprimary

G03CPhotosensitive materials for photographic purposes89%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests11%

PatentTitleYear

8,637,228'Color photographic silver halide paper and use'2014 8,546,070'Color photographic silver halide paper and use'2013 8,357,485'Color motion picture print films'2013 7,632,632'Color photographic materials with magenta minimum density dyes'2009 7,629,112'Color photographic materials with yellow minimum density colorants'2009 7,338,756'Method of preparation of direct dispersions of photographically useful chemicals'2008 7,223,529'Silver halide light-sensitive element'2007 7,153,640'Silver halide light-sensitive element'2006 7,101,659'Color photographic element with UV absorber'2006 6,680,165'Cyan coupler dispersion with increased activity'2004 6,548,233'Thermally developable emulsions and imaging materials containing mixture of silver ion reducing agents'2003 6,221,571'Silver halide light-sensitive element'2001 5,891,613'Silver halide light-sensitive element'1999 5,879,867'Silver halide light-sensitive element'1999 5,834,172'Photographic coating compositions and photographic elements made therefrom'1998 5,834,175'Cyan coupler dispersion with increased activity'1998 5,800,971'Photographic element containing codispersions of yellow methine filter or density correction dyes and reducing agents'1998 5,726,003'Cyan coupler dispersion with increased activity'1998 5,677,116'Photographic silver halide element having polyester support and exhibiting improved dry adhesion'1997 5,618,657'Photographic silver halide element having polyester support and exhibiting improved wet adhesion'1997 5,585,230'Cyan coupler dispersion with improved stability'1996 5,468,604'Photographic dispersion'1995 5,460,933'Photographic element having solid particle dispersion of oxidized developer scavenger'1995 5,457,014'Photographic coating compositions and photographic elements made therefrom'1995 5,455,155'Photographic element having reduced dye stain'1995 5,451,496'Color photographic materials and methods containing DIR or DIAR couplers and phenolic coupler solvents'1995 5,380,628'Method of preparing coupler dispersions'1995 5,378,593'Color photographic materials and methods containing DIR or DIAR couplers and carbonamide coupler solvents'1995 5,360,702'Photographic coating compositions and photographic elements made therefrom'1994 5,342,746'Method for the formation of color photographic materials with high coupling reactivity and reduced color developer PH sensitivity'1994 5,190,851'Color photographic element'1993 4,927,744'Photographic element having solid particle dispersion oxidized developer scavenger'1990 4,885,234'Photographic materials containing stable cyan coupler formulations'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2013Patents assigned to EASTMAN KODAK CO (32)· patent assignee history

1989–2014Based in Rochester, NY, US· patent location history

2013–2014Patents assigned to ZENGERLE PAUL L (3)· patent assignee history

2013–2014Patents assigned to AUSTIN DARRELL B (2)· patent assignee history

2013–2014Patents assigned to CHURCH ANDREW D (2)· patent assignee history

2013–2014Patents assigned to HENDRICKS III JESS B (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
EASTMAN KODAK CO	32	1989–2013
ZENGERLE PAUL Lself	3	2013–2014
AUSTIN DARRELL B	2	2013–2014
CHURCH ANDREW D	2	2013–2014
HENDRICKS III JESS B	2	2013–2014

Locations

Location	Patents	Span
Rochester, New York, US	33	1989–2014