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),

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 based on public USPTO records.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

5 Patents

#4 in Oceanside, NY

#3,127 in New York

#51,570 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)

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