Inventor
Eugene O. Keizer
Inventor
Princeton, NJ, US
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer44%
H04NPictorial communication, e.g. television28%
B24BMachines, devices, or processes for grinding or polishing6%
B28DWorking stone or stone-like materials6%
G01BMeasuring length, thickness or similar linear dimensions6%
G01RMeasuring electric variables6%
Y10TTechnical subjects covered by former us classification6%
PatentTitleYear
4,388,714'Technique for uniform stylus configuration'19834,375,095'Method and apparatus for testing styli'19834,330,915'Technique for uniform stylus configuration'19824,296,371'System for measuring stylus shoe length'19814,162,510'Keel-tipped stylus for video disc systems'19794,124,867'Narrowed-electrode pickup stylus for video disc systems'19784,104,832'Method for forming keel-tipped stylus for video disc systems'19784,098,030'Method for forming a narrowed-electrode pickup stylus for video disc systems'19784,022,968'Recording apparatus and methods for use in forming a video disc record having spirally aligned sync storage locations'19774,018,987'Video disc playback apparatus'19774,018,984'Video disc record having spirally aligned sync storage locations'19774,005,474'Recording apparatus and methods for a color picture/sound record'19773,972,064'Apparatus and methods for playback of color picture/sound records'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1983Patents assigned to RCA CORP (13)· patent assignee history
1976–1983Based in Princeton, NJ, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RCA CORP | 13 | 1976–1983 |
Locations
| Location | Patents | Span |
|---|---|---|
| Princeton, New Jersey, US | 13 | 1976–1983 |