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For the Inventor, By the Inventor

Indianapolis, IN, United States of America

Heritage Environmental Services, LLC


USPTO Granted Patents = 31

% Expired Patents = 54.8



Trademarks = 7

Forward Citations = 108

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34 inventors (with patents filed for the assignee):

goldMedal James E Bratina (14 out of 14 patents)

silverMedal Thomas Roberts (8 out of 8 patents)

bronzeMedal Perry Eyster (4 out of 9 patents)

4.  Anthony J Kriech (4 out of 25 patents)

5.  Kenneth S Price (3 out of 4 patents)

6.  Kim M Lenti (3 out of 3 patents)

7.  David A Mogan (2 out of 3 patents)

8.  Christian Peregrine (2 out of 2 patents)

9.  Sibel Selcuk (2 out of 3 patents)

10.  Ralph E Roper, Jr (2 out of 7 patents)

11.  David Bowering (2 out of 2 patents)

12.  Shannon Wilson (2 out of 2 patents)

13.  Fred M Fehsenfeld (2 out of 4 patents)

14.  Frederick A Steward (2 out of 2 patents)

15.  Laurand Henry Lewandowski (1 out of 17 patents)


Core Competencies:
Hazardous Waste
Induction Heating
Metal Recovery
Asphalt Recycling
Silica Removal
Biodiesel Screening
Channel Induction Furnace
Micronutrient Supplement
Waste Treatment
Recycled Materials
Chemical Reagents
Volatile Metals

31 patents:

1. 12077398 - Processes and methods for moving or storing waste containing hazardous components (2024-09-03),
2. 10807097 - Vertical shaft impactor (2020-10-20),
3. 10669203 - System and method for manufacturing asphalt products with recycled asphalt shingles (2020-06-02),
4. 8945351 - Induction heated gasifier (2015-02-03),
5. 8945350 - Induction heated screw (2015-02-03),
6. 8551339 - Use of silica for the removal of organosilanes (2013-10-08),
7. 8518147 - Metal separation using a tunnel kiln furnace (2013-08-27),
8. 8476344 - Method for preparing silicon-sulfur compounds and their use in bitiminous compositions (2013-07-02),
9. 8344036 - Method of processing silicone wastes (2013-01-01),
10. 8193000 - Screening test for biodiesel fuel (2012-06-05),
11. 8168696 - Method of using porous aggregate in asphalt compositions (2012-05-01),
12. 8048318 - Recovering packaged ingredients from multi-component product packets (2011-11-01),
13. 7938766 - Calcium-sodium polysulfide chemical reagent and production methods (2011-05-10),
14. 7785389 - Feed material composition and handling in a channel induction furnace (2010-08-31),
15. 7776127 - Use of a channel induction furnace to process at least one of a molten metal product, a vapor phase metal product and a slag product from a variety of feed materials (2010-08-17),
Company Overview
Heritage Environmental Services, LLC is a leading provider of environmental services, specializing in waste management and recycling solutions. The company focuses on innovative technologies to manage hazardous and non-hazardous waste, ensuring compliance with environmental regulations while promoting sustainability. Headquartered in Indianapolis, IN, Heritage operates across various sectors, including industrial, commercial, and governmental, delivering tailored services that enhance environmental stewardship and resource recovery.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Heritage Environmental Services, LLC USPTO Patent Assignee Logo
31 Patents

#34 in Indianapolis, IN

#164 in Indiana

#10,936 in US

#21,284 in the World

Indianapolis, IN (US)
Indianapolis, IN, United States of America

Heritage Environmental Services, LLC

Forward Citations = 108

34 inventors:

goldMedal James E Bratina (14 out of 14 patents)

silverMedal Thomas Roberts (8 out of 8 patents)

bronzeMedal Perry Eyster (4 out of 9 patents)

4.  Anthony J Kriech (4 out of 25 patents)

5.  Kenneth S Price (3 out of 4 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Heritage Environmental Services, LLC. Retrieved from https://idiyas.com/company/heritage-environmental-services

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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