Inventor
Norman E. Rittenhouse
Inventor
Endicott, NY, US
Overview
Patents· 4 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 properties25%
G01RMeasuring electric variables25%
H04NPictorial communication, e.g. television17%
G01BMeasuring length, thickness or similar linear dimensions8%
G02BOptical elements, systems or apparatus8%
G06VImage or video recognition or understanding8%
H03KPulse technique8%
PatentTitleYear
5,396,280'Analog video processing apparatus and method for eliminating background levels in the analog signal'19955,377,282'Optical inspection system utilizing dynamic analog-to-digital thresholding'19945,185,638'Computer controlled, multiple angle illumination system'19934,650,333'System for measuring and detecting printed circuit wiring defects'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1995Patents assigned to IBM (4)· patent assignee history
1987–1995Based in Endicott, NY, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| IBM | 4 | 1987–1995 |
Locations
| Location | Patents | Span |
|---|---|---|
| Endicott, New York, US | 4 | 1987–1995 |