Holtz; Leonard

Calculating rank

USPTO Granted Patents = 5

Forward Citations = 70

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3 inventors (with patents filed for the assignee):

Stanley Hochfeld (5 out of 19 patents)

Gary D Johnson (3 out of 20 patents)

Alan Hochfeld (1 out of 1 patent)

5 patents: Sort by Forward Citations

1. D338239 - Combined writing instrument holder and cord (1993-08-10),

2. D336982 - Umbrella (1993-07-06),

3. D335751 - Token/coin holder (1993-05-18),

4. D333151 - Combined pen and holder therefor (1993-02-09),

5. D308811 - Coin roll opener (1990-06-26),

Company Overview

Holtz; Leonard is a leading engineering firm specializing in project management, design, and construction services. With a strong commitment to innovation and quality, we deliver solutions that exceed client expectations. Our team of experienced professionals works closely with clients to ensure successful project outcomes. Visit our website to learn more about our services and projects.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Nov 3 2026

5 Patents

#4 in Oceanside, NY

#3,136 in New York

#51,708 in US

Oceanside, NY, United States of America

Holtz; Leonard

Forward Citations = 70

3 inventors:

Stanley Hochfeld (5 out of 19 patents)

Gary D Johnson (3 out of 20 patents)

Alan Hochfeld (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Holtz; Leonard. Retrieved from https://idiyas.com/company/holtz-leonard

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]