Willy D Kollmeyer

This inventor holds 24 USPTO granted patents, primarily in Herbicide Development. Top assignees: Shell Oil Comapny, E.i. Dupont De Nemours and Company. Active years: 1976-1987.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Willy D Kollmeyer. Retrieved from https://idiyas.com/inventor/willy-d-kollmeyer

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

USPTO Granted Patents = 24

% Patents Active = 100.0

Average Co-Inventor Count = 1.6

ph-index = 6

Forward Citations = 135(Granted Patents)

Company Filing History:

E.i. Dupont De Nemours and Company

patents

Years Active: 1976-1987

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Areas of Expertise:

Oxabicycloalkane Herbicides

Insecticidal Derivatives

Plant Growth Regulators

Cyano-Tetrahydrofuran

Spiro Ether Herbicides

Nitroketene Aminals

Azabicyclo Compounds

Phenyl Esters

Trifluoromethyl Compounds

Herbicidal Agents

Diazacycloalkane

Bicyclic Compounds

24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 4670041 - Oxabicycloalkane herbicides (1987-06-02),

2. 4626543 - Insecticidal 2,6-difluorobenzoyl derivatives of (1986-12-02),

3. 4594094 - Oxacycloalkane-alpha-(thio)carboxylic acid derivatives and use as plant (1986-06-10),

4. 4567283 - Intermediates for oxabicycloalkane herbicides (1986-01-28),

5. 4554366 - Certain substituted, 7-oxabicyclo[2.2.1]heptan-2-ols and -2-ones as (1985-11-19),

6. 4551447 - Beta-imidazolyl-alpha-(trifluoromethyl)ethenyl phosphates and (1985-11-05),

7. 4542244 - Oxabicycloalkane herbicides (1985-09-17),

8. 4525201 - Oxaspiro alkane and alkene ether herbicides (1985-06-25),

9. 4493936 - 2-Cyano-tetrahydrofuran-5-methanols (1985-01-15),

10. 4439225 - Herbicidal cyano-tetrahydrofuranylmethyl ether and (1984-03-27),

11. 4410354 - Spiro ether herbicides (1983-10-18),

12. 4225499 - Process for preparing 3-azabicyclo(3.1.0)hexane-2-carbonitrile (1980-09-30),

13. 4183857 - 3-Benzyl-3-azabicyclo(3.1.0)hexane-2,4-dione (1980-01-15),

14. 4134752 - Plant growth regulators (1979-01-16),

15. 4053623 - Phenyl esters of (1-methyl-2-imidazolidinylidene)nitroacetic acids (1977-10-11),

Title: **Willy D Kollmeyer: Innovator in Herbicides and Insecticides**

Introduction

Willy D Kollmeyer is a prominent inventor based in Modesto, California, recognized for his substantial contributions to the fields of herbicides and insecticides. With a remarkable portfolio of 24 patents, Kollmeyer has made significant strides in developing innovative compounds that serve important roles in agriculture and pest control.

Latest Patents

Among his latest inventions, Kollmeyer has developed oxabicycloalkane herbicides characterized by specific chemical formulas, wherein X is defined as (--CR.sub.4 R.sub.4 --), with m being either 0 or 1. Additionally, he has created insecticidal 2,6-difluorobenzoyl derivatives that possess complex structures, which are particularly effective against species of the Order Lepidoptera. These compounds feature various substitutions that enhance their efficacy as insecticides, making them valuable to agricultural practices.

Career Highlights

Kollmeyer has had an illustrious career, primarily working with renowned companies such as Shell Oil Company and E.I. du Pont de Nemours and Company. His experience and expertise in the chemical industry have greatly contributed to the advancement of innovative pest control solutions.

Collaborations

Throughout his career, Kollmeyer has collaborated with notable professionals in his field, including Steven A Roman and Samuel B Soloway. These partnerships have fostered a fertile ground for innovation, allowing him to tackle complex challenges and bring forth new ideas that have a lasting impact on agricultural practices.

Conclusion

Willy D Kollmeyer's inventive work in herbicides and insecticides showcases his dedication to advancing agricultural technology. His 24 patents reflect not only his creativity and expertise but also his commitment to developing effective solutions for modern-day agricultural challenges. His legacy continues to inspire future generations of inventors in the field.

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]