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For the Inventor, By the Inventor

Escalon, CA, United States of America

Hogan Mfg., Inc.

Calculating rank
USPTO Granted Patents = 14

% Expired Patents = 14.3

Trademarks = 3

Forward Citations = 267

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7 inventors (with patents filed for the assignee):

goldMedal Dale Kempf (8 out of 32 patents)

silverMedal Lawrence S Aoki (3 out of 4 patents)

bronzeMedal Donald Morris (2 out of 63 patents)

4.  David Johnson (2 out of 46 patents)

5.  Donald R Oehrlein (2 out of 2 patents)

6.  Jeff W Hogan (2 out of 2 patents)

7.  Curtis J Simon (1 out of 6 patents)


14 patents:

1. 9430953 - Simulation device with motion stabilization (2016-08-30),
2. 9289693 - Motion platform for a simulation device (2016-03-22),
3. 6431407 - Container filling device (2002-08-13),
4. 6145709 - Container filling device (2000-11-14),
5. 5433580 - Wheelchair lift with hinged connection joint (1995-07-18),
6. 5382130 - Wheelchair lift with stow latch mechanism and improved barrier cylinder (1995-01-17),
7. 5375962 - Enclosed passenger lift suitable for use in a vehicle having a fixed (1994-12-27),
8. 5299904 - Vehicle lift with contact sensor (1994-04-05),
9. 5284414 - Wheelchair lift with linkage assembly and hinged connection joint (1994-02-08),
10. 5224722 - Leaf chain drive assembly (1993-07-06),
11. 5165839 - Wheelchair lift for railway cars (1992-11-24),
12. 5158419 - Wheelchair lift for transit vehicles having elevated passenger (1992-10-27),
13. 5111912 - Spring-loaded drive assembly for a wheelchair lift (1992-05-12),
14. 5110252 - Wheelchair lift for transit vehicles having elevated passenger (1992-05-05),
Company Overview
Hogan Mfg., Inc. is a specialized manufacturer based in Escalon, California, focusing on precision-engineered components and assemblies for various industries. The company is recognized for its expertise in developing high-quality products that meet stringent industry standards. With a commitment to innovation, Hogan Mfg. leverages advanced manufacturing techniques and technologies to deliver solutions that enhance performance and reliability. Their diverse portfolio serves sectors such as aerospace, automotive, and industrial applications, reflecting a strong dedication to quality and customer satisfaction.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

14 Patents

#3 in Escalon, CA

#5,325 in California

#22,344 in US

#42,312 in the World

Escalon, CA (US)
Escalon, CA, United States of America

Hogan Mfg., Inc.

Forward Citations = 267

7 inventors:

goldMedal Dale Kempf (8 out of 32 patents)

silverMedal Lawrence S Aoki (3 out of 4 patents)

bronzeMedal Donald Morris (2 out of 63 patents)

4.  David Johnson (2 out of 46 patents)

5.  Donald R Oehrlein (2 out of 2 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hogan Mfg., Inc.. Retrieved from https://idiyas.com/company/hogan-mfg

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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