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Arlington Heights, IL, United States of America

Donald K Fletchic

This inventor holds 9 USPTO granted patents. Top assignee: Marvin Glass & Associates. Active years: 1976-1980.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Donald K Fletchic. Retrieved from https://idiyas.com/inventor/donald-k-fletchic

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 9

% Patents Active = 100.0

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 109(Granted Patents)

Location History:

Cicero, IL (US) (1976 - 1978)
Arlington Heights, IL (US) (1978 - 1979)
Rolling Meadows, IL (US) (1980)

Company Filing History:

Marvin Glass & Associates

Years Active: 1976-1980

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9 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4198778 - Amusement device (1980-04-22),

2. 4166621 - Programmable record changer (1979-09-04),

3. 4119844 - Phonograph cartridge and sensor assembly (1978-10-10),

4. 4109114 - Programmable phonograph device (1978-08-22),

5. 4101619 - Method of making a doll head (1978-07-18),

6. 4093832 - Programmable record changer (1978-06-06),

7. 4093260 - Velocipede steering and driving arrangement (1978-06-06),

8. 4082292 - Tone arm lift mechanism (1978-04-04),

9. 3990175 - Doll head for excreting liquid therethrough, and method of making same (1976-11-09),

Profile summary based on public USPTO records.

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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