For the Inventor, By the Inventor

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Buffalo, NY, United States of America

Cambridge Instruments Inc.

USPTO Granted Patents = 29

Trademarks = 2

Forward Citations = 305

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29 inventors (with patents filed for the assignee):

Manfred Berleth (3 out of 8 patents)

Paul A Hoogesteger (3 out of 10 patents)

Hyman Grossman (3 out of 4 patents)

4. Henry J Emmel (2 out of 6 patents)

5. James A Clark (2 out of 24 patents)

6. Werner Holbl (2 out of 15 patents)

7. Claude MacQuignon (2 out of 3 patents)

8. Ian A Cruttwell (2 out of 2 patents)

9. Helmut Weinhold (2 out of 3 patents)

10. John C Barker (2 out of 2 patents)

11. David A Luce (1 out of 53 patents)

12. Michael Henry Dobner (1 out of 17 patents)

13. Erwin Schneider (1 out of 11 patents)

14. Ronald J Martino (1 out of 11 patents)

15. Peter C Magnante (1 out of 5 patents)

Core Competencies:

Microtome

Stereomicroscope

Ophthalmic Projector

Optical Alignment

Slit Lamp

Image Inspection

Electron Beam

Vapor Deposition

Charged Particle

Illuminator Intensity

Optical System

Specimen Holder

29 patents: Sort by Forward Citations

1. D328793 - Refrigeration cabinet for a microtome (1992-08-18),

2. 5117706 - Backlash-free drive for the infeed mechanism of a microtome (1992-06-02),

3. 5115339 - Stereomicroscope (1992-05-19),

4. D325091 - Refrigeration cabinet for a microtome (1992-03-31),

5. D319874 - Ophthalmic projector (1991-09-10),

6. D308879 - Inverted microscope (1990-06-26),

7. 4893913 - Steromicroscope having stabilizer for preventing tipping of eyepiece (1990-01-16),

8. 4881807 - Optical alignment system (1989-11-21),

9. D304592 - Protective cover for a rotatable turret assembly and objectives of an (1989-11-14),

10. 4770520 - Protective cover for turret assembly of an optical instrument (1988-09-13),

11. 4770518 - Apparatus for indicating intensity of an illuminator in an optical (1988-09-13),

12. 4756610 - Adjustable crank and linkage assembly for zoom lens optical system (1988-07-12),

13. D295556 - Slit lamp for examining the structure of a patient's eye (1988-05-03),

14. 4715697 - Microscope body system (1987-12-29),

15. 4702576 - Ocular scattering analyzer (1987-10-27),

Company Overview

Cambridge Instruments Inc., based in Buffalo, NY, specializes in the development and manufacturing of precision measurement and control instruments. The company focuses on providing innovative solutions for various industries, including scientific research, industrial applications, and quality control. With a commitment to advancing technology, Cambridge Instruments is dedicated to enhancing measurement accuracy and reliability, supporting a wide range of applications that require high-performance instrumentation.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

29 Patents

#12 in Buffalo, NY

#697 in New York

#11,625 in US

#22,552 in the World

Buffalo, NY, United States of America

Cambridge Instruments Inc.

Forward Citations = 305

29 inventors:

Manfred Berleth (3 out of 8 patents)

Paul A Hoogesteger (3 out of 10 patents)

Hyman Grossman (3 out of 4 patents)

4. Henry J Emmel (2 out of 6 patents)

5. James A Clark (2 out of 24 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Cambridge Instruments Inc.. Retrieved from https://idiyas.com/company/cambridge-instruments

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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