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For the Inventor, By the Inventor

El Cerrito, CA, United States of America

Robert L Fischer

This inventor holds 27 USPTO granted patents and 1 published patent application and 1 EPO patent, primarily in Plant Biotechnology. Top assignees: University of California, Lucky Biotech Corporation, National Science Foundation. Active years: 1992-2015.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Robert L Fischer. Retrieved from https://idiyas.com/inventor/robert-l-fischer

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 27 

% Patents Active = 63.0


Average Co-Inventor Count = 3.6

ph-index = 9

Forward Citations = 197(Granted Patents)


Company Filing History:

goldMedal26 out of 16,035 
 
University of California
 patents
silverMedal2 out of 6 
 
Lucky Biotech Corporation
 patents
bronzeMedal1 out of 51 
 
National Science Foundation
 patents
where one patent can have more than one assignee

Years Active: 1992-2015

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Areas of Expertise:
DNA Glycosylase
DNA Demethylase
Plant Development
Floral Organ Identity
Seed Development
Endosperm Development
Transgenic Plants
Polypeptides
Gene Modulation
Fruit Ripening
Asexual Reproduction
27 patents (USPTO):Explore Patents
1. 8951769 - Engineered demeter 5-methylcytosine DNA glyosylase with improved yield, stability and solubility (2015-02-10),
2. 8802821 - Polypeptides having DNA demethylase activity (2014-08-12),
3. 7595434 - Methods for altering organ mass in plants (2009-09-29),
4. 7414124 - Promoter for expression of a heterologous polynucleotide in a female gametophyte (2008-08-19),
5. 7351879 - Compositions and methods for modulating plant development (2008-04-01),
6. 7220895 - Methods and compositions for directing expression of a heterologous nucleic acid in plants (2007-05-22),
7. 7109394 - Methods for modulating floral organ identity, modulating floral organ number, increasing of meristem size, and delaying flowering time (2006-09-19),
8. 7071379 - Methods for altering organ mass in plants (2006-07-04),
9. 7049488 - Nucleic acids that control seed and fruit development in plants (2006-05-23),
10. 7029917 - Nucleic acids that control seed and fruit development in plants (2006-04-18),
11. 6906244 - Compositions and methods for modulating plant development (2005-06-14),
12. 6828477 - Method of enhancing endosperm development in a plant (2004-12-07),
13. 6781035 - Leafy cotyledon1 genes and their uses (2004-08-24),
14. 6639128 - Methods for altering organ mass, controlling fertility and enhancing asexual reproduction in plants (2003-10-28),
15. 6559357 - Methods for altering mass and fertility in plants (2003-05-06),

Title: Innovations by Robert L Fischer: A Pioneer in DNA Research

Introduction

Robert L Fischer, based in El Cerrito, California, is a distinguished inventor with a notable portfolio comprising 27 patents. His groundbreaking work primarily focuses on advancements in DNA research, contributing significantly to the field of biotechnology.

Latest Patents

Among Fischer's latest patents is the development of an engineered demeter 5-methylcytosine DNA glycosylase, which boasts improved yield, stability, and solubility. This innovation offers enhanced versions of DEMETER polypeptides featuring internal deletions. Additionally, he has created polypeptides exhibiting DNA demethylase activity, along with methods for their utilization, thereby expanding the possibilities for research applications in genetics.

Career Highlights

Fischer's career has been marked by his tenure at prestigious institutions, including the University of California and Lucky Biotech Corporation. His contributions in these roles have not only furthered his research but also provided valuable insights into the workings of DNA and its modifications.

Collaborations

Throughout his career, Fischer has collaborated with esteemed colleagues such as John J Harada and Robert B Goldberg. These partnerships have fostered a rich environment for innovation and have significantly influenced the outcomes of their research endeavors.

Conclusion

Robert L Fischer's contributions to biotechnology and DNA research are noteworthy and continue to inspire future innovations. With his extensive experience and a robust portfolio of inventions, Fischer is firmly positioned as a leading inventor in the scientific community.

Profile summary based on public USPTO records.
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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