Company Filing History:

7 out of 10

Enchroma, Inc.

patents

4 out of 4

Polycor Vetrazzo, Inc.

4. 3 out of 832,680

Other

patents

Years Active: 1995-2023

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15 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 11762136 - Multi-band color vision filters and method by LP-optimization (2023-09-19),

2. 11454827 - Optical filters affecting color vision in a desired manner and design method thereof by non-linear optimization (2022-09-27),

3. 10852461 - Multi-band color vision filters and method by LP-optimization (2020-12-01),

4. 10606101 - Optical filters affecting color vision in a desired manner and design method thereof by non-linear optimization (2020-03-31),

5. 10606100 - Optical filters affecting color vision in a desired manner and design method thereof by non-linear optimization (2020-03-31),

6. 10534117 - Optical filters and methods for making the same (2020-01-14),

7. 10338286 - Multi-band color vision filters and method by LP-optimization (2019-07-02),

8. 8480802 - Cementitious composition incorporating high levels of glass aggregate for producing solid surfaces (2013-07-09),

9. 8236230 - Method of producing a cementitious sheet-form material having a high level of glass aggregate and a solid surface (2012-08-07),

10. 8137454 - Cementitious composition incorporating high levels of glass aggregate for producing solid surfaces (2012-03-20),

11. 7771529 - Cementitious composition incorporating high levels of glass aggregate for producing solid surfaces (2010-08-10),

12. 5747397 - Optical glass (1998-05-05),

13. 5495541 - Optical delivery device with high numerical aperture curved waveguide (1996-02-27),

14. 5491767 - Germanate glass for mid-infrared medical optical fiber (1996-02-13),

15. 5413971 - Laser absorbing filter glass (1995-05-09),

Title: Donald Martin McPherson - Innovator in Optical Filter Technology

Introduction

Donald Martin McPherson is a prominent inventor based in Oakland, California, known for his significant contributions to the field of optical filters. With an impressive portfolio of 15 patents, McPherson has dedicated his career to enhancing human vision through innovative technologies.

Latest Patents

McPherson's recent inventions include groundbreaking patents in the area of multi-band color vision filters. His first patent, titled "Multi-band color vision filters and method by LP-optimization," relates to optical filters designed to regulate and enhance the chromatic and luminous aspects of light to improve color perception. These inventions hold therapeutic, industrial, and safety applications, especially in radiation-protective eyewear. The methods of designing and manufacturing these filters are integral to their functionality and safety.

Additionally, McPherson holds another novel patent titled "Optical filters affecting color vision in a desired manner and design method thereof by non-linear optimization," which further explores similar avenues to enhance light perception through advanced filter technologies.

Career Highlights

Throughout his career, McPherson has collaborated with notable companies such as Enchroma, Inc., specializing in color vision solutions, and Polycor Vetrazzo, Inc., which focuses on sustainable surface materials. His work has contributed significantly to the development of optical technologies that improve the quality of sight.

Collaborations

McPherson has worked alongside esteemed colleagues including Andrew W. Schmeder and Steven C. Murray. These collaborations have encouraged knowledge sharing and fostered innovation in optical filter design, leading to the advancement of protective eyewear applications.

Conclusion

Donald Martin McPherson's innovative work in the field of optical filters underscores his role as a key inventor in enhancing human vision. With a strong patent portfolio and collaborative efforts, he continues to influence advancements in the industry, making strides towards improved safety and therapeutic benefits through technology.

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Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.