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Tucson, AZ, United States of America

Rolf Andresen

This inventor holds 5 USPTO granted patents. Top assignee: International Business Machines Corporation. Active years: 1980-1994.

USPTO Granted Patents = 5

% Patents Active = 100.0

Average Co-Inventor Count = 1.3

ph-index = 5

Forward Citations = 294(Granted Patents)

Location History:

Broomfield, CO (US) (1980)
Tucson, AZ (US) (1981 - 1994)

Company Filing History:

5 out of 166,264

International Business Machines Corporation

Years Active: 1980-1994

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5 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5305184 - Method and apparatus for immersion cooling or an electronic board (1994-04-19),

2. 5204809 - H-driver DC-to-DC converter utilizing mutual inductance (1993-04-20),

3. 4794581 - Lens support system enabling focussing and tracking motions employing a (1988-12-27),

4. 4297737 - Sector servo with sync marks (1981-10-27),

5. 4195320 - Record track identification and following (1980-03-25),

Profile summary based on public USPTO records.

Please report any incorrect information to [email protected]

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