Inventor

James H. Rittenburg

Inventor
Perkasie, PA, US

Overview

10→
Patents
1980–2015
Patent span
Physics
Primary field (CPC G)

Patents· 10 as inventor

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

G01Nprimary
G01NInvestigating or analysing materials by determining their chemical or physical properties19%
C07KPeptides15%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests15%
Y10TTechnical subjects covered by former us classification15%
G02BOptical elements, systems or apparatus8%
G09FDisplaying8%
A45CPurses4%
A61KPreparations for medical, dental or toiletry purposes4%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form4%
B43KImplements for writing or drawing4%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980Based in Stillwater, ME, US· patent location history
1993–1996Patents assigned to CIBA GEIGY CORP (2)· patent assignee history
1993–2015Based in Perkasie, PA, US· patent location history
1998–2000Patents assigned to BIOCODE INC (4)· patent assignee history
2015Patents assigned to IC OPTIX (2)· patent assignee history
2015Patents assigned to RITTENBURG JAMES (2)· patent assignee history
2015Patents assigned to RITTENBURG LORNA (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BIOCODE INC41998–2000
CIBA GEIGY CORP21993–1996
IC OPTIX22015
RITTENBURG JAMESself22015
RITTENBURG LORNA22015
Locations
LocationPatentsSpan
Perkasie, Pennsylvania, US91993–2015
Stillwater, ME, US11980