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For the Inventor, By the Inventor

Eden Prairie, MN, United States of America

Colorspan Corporation


USPTO Granted Patents = 11

Forward Citations = 220

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14 inventors (with patents filed for the assignee):

goldMedal Paul R Erickson (4 out of 14 patents)

silverMedal Danny James Vatland (3 out of 14 patents)

bronzeMedal Jeff D Pagel (3 out of 5 patents)

4.  John H Bode (2 out of 5 patents)

5.  Robert Anthony Laumeyer (2 out of 45 patents)

6.  John Patrick Novotny (2 out of 2 patents)

7.  Henry V Holec (1 out of 27 patents)

8.  Lawrence J Lukis (1 out of 16 patents)

9.  Steven Lee Lidke (1 out of 6 patents)

10.  Paul E Erickson (1 out of 3 patents)

11.  Hamdy A Elwakil (1 out of 2 patents)

12.  Benjamin P Leonard (1 out of 5 patents)

13.  David H Bennefeld (1 out of 2 patents)

14.  Neill Arthur Johnson (1 out of 2 patents)


11 patents:

1. 6348973 - Apparatus for printing a document over a network (2002-02-19),
2. 6220693 - Overspray adaptation method and apparatus for an ink jet print engine (2001-04-24),
3. 6164766 - Automatic ink refill system for disposable ink jet cartridges (2000-12-26),
4. 6091507 - Method and apparatus for printing a document over a network (2000-07-18),
5. 5969729 - Ink jet printer with artifact-reducing drive circuit (1999-10-19),
6. 5889534 - Calibration and registration method for manufacturing a drum-based (1999-03-30),
7. 5877793 - Automatic ink refill system for disposable ink jet cartridges (1999-03-02),
8. 5833743 - Method of selecting an ink set of an ink jet printer (1998-11-10),
9. 5797186 - Method for manufacturability of a low cost printing drum (1998-08-25),
10. 5790150 - Method for controlling an ink jet printer in a multipass printing mode (1998-08-04),
11. 5751321 - Continuous ink refill system for disposable ink jet cartridges having a (1998-05-12),
Company Overview
Colorspan Corporation, based in Eden Prairie, MN, specializes in advanced printing technologies and solutions. The company focuses on developing high-quality digital printing systems, catering to various industries including signage, graphics, and packaging. With a commitment to innovation, Colorspan integrates cutting-edge technology to enhance printing efficiency and output quality. Their expertise in digital printing positions them as a key player in the evolving landscape of print solutions, serving clients across diverse markets.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 6 2026

11 Patents

#57 in Eden Prairie, MN

#786 in Minnesota

#27,490 in US

#51,714 in the World

Eden Prairie, MN (US)
Eden Prairie, MN, United States of America

Colorspan Corporation

Forward Citations = 220

14 inventors:

goldMedal Paul R Erickson (4 out of 14 patents)

silverMedal Danny James Vatland (3 out of 14 patents)

bronzeMedal Jeff D Pagel (3 out of 5 patents)

4.  John H Bode (2 out of 5 patents)

5.  Robert Anthony Laumeyer (2 out of 45 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Colorspan Corporation. Retrieved from https://idiyas.com/company/colorspan

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

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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