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For the Inventor, By the Inventor

May Township, MN, United States of America

Harlan L Krinke

This inventor holds 10 USPTO granted patents. Top assignee: 3M Innovative Properties Company. Active years: 1989-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harlan L Krinke. Retrieved from https://idiyas.com/inventor/harlan-l-krinke

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 2.3

ph-index = 8

Forward Citations = 425(Granted Patents)


Location History:

  • Saint Paul, MN (US) (1991)
  • Marine, WA (US) (1994)
  • May Township, Washington County, MN (US) (1989 - 1997)
  • Marine on the St. Croix, MN (US) (1998)
  • May Twp., MN (US) (1999)
  • Marine-on-St. Croix, MN (US) (2000 - 2004)

Company Filing History:

goldMedal10 out of 22,398 
 
3M Innovative Properties Company
 patents

Years Active: 1989-2004

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10 patents (USPTO):Explore Patents
1. 6746590 - Ultrasonically-enhanced electroplating apparatus and methods (2004-06-08),
2. 6305924 - Stacked laminate mold (2001-10-23),
3. 6159407 - Stacked laminate mold and method of making (2000-12-12),
4. 5997709 - Method of providing diffuse risers on a fresnel lens die (1999-12-07),
5. 5814355 - Mold for producing glittering cube-corner retroreflective sheeting (1998-09-29),
6. 5657516 - Dual structured fastener elements (1997-08-19),
7. 5616246 - Hydrophilic membranes for electrochemical devices and method for (1997-04-01),
8. 5317805 - Method of making microchanneled heat exchangers utilizing sacrificial (1994-06-07),
9. 5070606 - Method for producing a sheet member containing at least one enclosed (1991-12-10),
10. 4871623 - Sheet-member containing a plurality of elongated enclosed (1989-10-03),

Title: Harlan L. Krinke: Innovator in Optical Technologies

Introduction

Harlan L. Krinke is a notable inventor based in May Township, Minnesota. He has made significant contributions to the field of optical technologies, holding a total of seven patents. His innovative work focuses on enhancing the functionality and efficiency of optical devices.

Latest Patents

Among his latest patents is a method for providing diffuse risers on a Fresnel lens die. This method involves depositing a diffusing layer on the optical facets and risers, followed by selectively removing the layer from the facets while keeping it intact on the risers. This innovative approach allows for improved optical performance. Another significant patent is for a mold designed to produce glittering cube-corner retroreflective sheeting. This mold features an array of cube-corner elements arranged to create a retroreflective sheeting that glitters when light hits it. The design includes intersecting grooves that enhance the optical properties of the resulting sheeting.

Career Highlights

Harlan L. Krinke has spent a considerable part of his career at Minnesota Mining and Manufacturing Company, commonly known as 3M. His work at this renowned company has allowed him to develop and patent groundbreaking technologies that have applications in various industries.

Collaborations

Throughout his career, Harlan has collaborated with talented individuals such as Timothy L. Hoopman and Dee Lynn Johnson. These collaborations have contributed to the advancement of his innovative projects and patents.

Conclusion

Harlan L. Krinke's contributions to optical technologies through his patents and work at 3M highlight his role as a significant inventor in the field. His innovative methods and designs continue to influence the industry and pave the way for future advancements.

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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