Inventor
Daniel L. Nelson
Inventor
Penfield, NY, US
Overview
Patents· 8 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 transducer45%
A01BSoil working in agriculture or forestry9%
E01CConstruction of, or surfaces for, roads, sports grounds, or the like9%
F16FSprings9%
F16HGearing9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
Y10TTechnical subjects covered by former us classification9%
PatentTitleYear
5,809,843'Active cancellation of noise at gear mesh frequencies for a gear assembly under load'19985,561,645'Method and apparatus for focusing a recording light beam on a recording medium'19965,440,534'Method and apparatus for maintaining a recording light beam in an on-track position on a recording medium'19955,121,374'Method for automatically compensating for the eccentricity in an optical head positioning servo-mechanism'19925,121,373'Track jumping method for an optical disk reading head'19925,020,045'Focus acquisition servo system and associated method'19914,659,250'Pavement extractor'19874,313,502'Rock extractor apparatus and method'1982Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1982–1987Patents assigned to NELSON DANIEL L (2)· patent assignee history
1982–1987Based in Seminole, TX, US· patent location history
1991–1996Patents assigned to EASTMAN KODAK CO (5)· patent assignee history
1991–1996Based in Penfield, NY, US· patent location history
1998Patents assigned to BBN CORP (1)· patent assignee history
1998Based in Arlington, MA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| EASTMAN KODAK CO | 5 | 1991–1996 |
| NELSON DANIEL Lself | 2 | 1982–1987 |
| BBN CORP | 1 | 1998 |
Locations
| Location | Patents | Span |
|---|---|---|
| Penfield, New York, US | 5 | 1991–1996 |
| Seminole, Texas, US | 2 | 1982–1987 |
| Arlington, Massachusetts, US | 1 | 1998 |